Evening Star Newspaper, March 7, 1926, Page 64

THE SUNDAY STAR, WASHINGTON, D. C, MARCH 7, OTORS and STRANGE NOISES IN AUTO OFTEN FALSE ALARMS Hundreds of Little Sounds, Traced to Source, Prove to Be Perfectly Harmless and Inconsequential. BY FREDERICK C. RUSSELL. |as loose packing around the pump. : £ v swrithes | Told me that the next time the noise When your car suddenly Writhes|giarted I should jump out and tighten with ange pain and sets up an|up the packing nut. I tried this but lo vou rush to|to no avail. They then suggested that the noise might be due to some friction caused by expansion of the shaft, and decided that if 1 would run along and “let her screech” for a < | while the pump would wear a_little motor hospita b @ - wherever it happened to be seraping, en orders S oD | thus automatically ending the trou- | be perf 4 €n- | ple. 1 tried this, too, but the l'lwulll iy to find after the | was nearly disastrous subsided that the | " he drain cock of the radiator s a false alarm opened shortly after the noise hegan. ppens to every one who runs a | 'jost nearly all the water in the cool- ] variation heing that|ine system before 1 discovered what some have it to contend with more|haq happened. I was five miles from than others. The automobile often |home, the temperature was | 1 likened to the human body. | around 1 a logical time, of no instance is the similarity | course, for se with me to in- | sronounced than in the matter | sist that I had walted too long, that | larms. A car is constantl¥ | by not taking the hint which the car | stitches in its side which | had given me on so many occasi il the world like the warn- | there was nothinz to do but say it acute attack of appendi- | with flowers and dig into my pockets for the price of a new car. unfam screeching station in trepidation, or il p to the side of the ind put on your thinkin Tl th a motor car it's a burned | hear lmu-.] evlinders, l.r’«skan} Radiator Drain Coclk. | &prings, jammed gears and so on.| But I still refused to be alarmed. | Any expe ed driver will tell you| Why should the enzine screech and that @ car literally talks to vou and |the drain cock open at the same time? | that unless vou understand ‘its lan-|The manager of the service station lage and heed its warnings it will |said it was a coincidence. so I pro-| ead vou 2 merry chase to the service |ceeded to take him for a ride to prove | hat's zood enough advice if [that it would happen again. And it| t overdo it. A little antidote did. Tt happened so regularly, in fact f discounting a lot of the | that he said there was no reason for s equally important. |it. Such a thing had never happened | 8 | before in all his experience. I ad Just Fan Belt Squeak | mitted it was new to me, but that was| When a car owner recently started 'no argument for spending a fortune his engine of a cold morning there | going all out of my way to find the | came to his ears the strange sound |cause of the trouble. I vowed that T| of something seraping. In a flash he would find out what was wrong sim- | recalled that he had not drained the |ply by looking at the symptoms from | crankease nor replenished it with |a ‘different angle every time 1 had a | fresh oil for nearly 2.000 miles. The |chance. . | oil h. been worked to death and| Thus it was that when cold weather | now - the penalty. rolled around and radiator covers | thing in t1 ne was s *|were in order, I found that the| oil. aind he could see friction making |screeching hegan one day at a much | hackwork of its innards. There was |lower speed. It all happened ju no_doubt it |about as the motometer was running E the noise and nursing Ve rd to warn me that the core i best he could, the radiator was getting hot under _motorist rushed his the collar. When I stopped the car * shop as one might take a |steam was coming out of the radiator > doctor’s with a pain are | overflow pipe. This furnished me with But just as the a new clue. e heart may require noth-{ Steam. Wasn't that the whole thing AIf @ teaspoonful of soda to [in a nutshell?> My mind drifted to plain case of acute indi- |thoughts ot steam locomotives and <o did it appear that the [then to steam whistles. Was not this due only to the loose |screeching something on the order leat fan belt slipping on the cold [of a whistle? Wouldn't congestion of and dry metal pullevs. steam around the water pump cause But the simple remedy was not dis-|a screeching noise? And wouldn't it covered unt fter the mechanics had |tend to blow open the radiator drain dropped the crar se, ground in the | c that was directly under the valves. cleaned out carbon and gone [water pumn? nver the hearings —at an expense of 40 precious | o bt Trouble Is Found. The sort of person whe thinks he | It all seemed possible. And to prove has hlood poisoning the moment he |that it was possible T opened the front £ees new veins in his arm is cortain |0f the radiator cover and removed the tn Ronclude that he has stripped a {license plate which I had always ar- | transmission gear when he hears a |rled across the front of the radiator. | rattling sound in the driver's com-|Voila! The trouble disappeared. It | Partment. He 20 to all sorts of |Was simply a case where the cooling trouble to find out what's wrong. only tem. in running a trifle hot, would tn discover that the speedometer shaft |Permit of congestion of steam around has too sharp a bend in it | the water pump. Obviously the design ¢ of the water pump is faulty or per- Another Strange Sound. haps there 1s an accumulation of scale In this eonneetion T am reminded |in the pump. Either one would fur- of the time I spent a very unpleasant | Nish a reason for steam congestion. Afternoon waiting for 2 mysterfous |1 have remedied the trouble satisfac-| elicking sound in the ear to develop |torily enough by taking special pains nto a sure enough hreakdown. I had |tO Keep the cooling system extra clean fuests with me and so tried to re.|and the radiator well ventilated. ealm and collected. But the| It doesn't make any difference what worried me. It sounded as|car a man drives, or how well he the xrease cup of the cluteh | drives it, he will ‘be sure to catch throwout collar had dropped down |Sounds now and again which appear to and was rattling around in the cluteh, |be warnings of trouble ahead, but d picture it there very much as | Which may be simply results of incon n who hat f pain in his [Sequential things that have happened the other day 1 found a mo- his intestines lashed ing himself sick trying to son. ptomain. |find something wrong with his rear A to have the (axle. He had heard a strange thud comethine and | when entering the garage the night | before, and he knew he had smashed | something. He had been trained to regard a car's murmurings as danger | warnings, so he proceeded to overdo | the idea What really happened was that he tipped a stone with a rear tire. It hounced against the brake drum—a false alarm and nothing more! ch-from an accumulation of not had similar | fore 1 would have run | rest sarage and engaged n un the floorboards | But my hetter judg me to consider rm was that when my guests »d at the conclusion of the ride i A ot door | COURTEOUS MOTORISTS revealed act that the tire pres h 1 thought T had | the side pocket—had been | GIVEN FAIR REWARDS een the door and the Tt PR, s ‘ cushion l-'mwv Detroit Automobile Club Has De-| \l strip of the hase e D vised System to Commend nt of lookit minor thing ve been overlooked. | | that T would never | .,yrtesy has ceased to be its own re. have vn to this dav what caused | ward, In its &n to make high- | the annoy e. Had I paid a fancy | ways safe for trian and motorist | rep some unnecessary work. | alike, the Detroit Automobile Club has of ¢ 1 should probably have tried | gone back to first principles-and one to zet my money’s worth by diasnos- | of the novel features is the courtesy inz it as “misalignment,” very much | reward plan wont 1o s wito-intoxica- | Whenever a member of the club no- 1 somethins zoes wrong with | tices an act of kindness on the rcad chanisii that puzzles [by a fellow motorist, the latter’s num- give a fancy [ber is taken and a report of the inci- cost us a |dent is sent to the director. The latter ality might |immediately prepares a letter com- <odus. |mending the courteous motorist for his differentiating be- | conduct lse alarms and warnings of S s et wcus over some reentiv had win my water| RULE FOR BRAKE TESTS. Every time the car ran a | \ce at around 40 miles an issable over o Equal Grip on Each Wheel Deemed car that ar Essential. | screech Was always | In testing brakes to make sure that 1ot passengers, for it , they grip each wheel equally it is the | pistons binding | rule to ignore the emergency brake. | | A motorist will slam on the service brake and if hoth wheels lock con ciudes that he is not likely to suffer a e the engine gave this per- | skid because of uneven adjustment. {he alarmists would shake | Sometimes he will be precautious | I« much as to say, “There | enough to make the same test with E that wirning enough? If | the emergency brake. But when he | L'don't take the tip and have the |is forced to tackle an emergency stop e over thoroughly it will |he steps on the service brake pedal | o mew car AL times 1|and automatically reaches for the ! thought they might be right emergency brake. Against his better something kept urging me to B ¢ | iydgment he thus attempts to lock | fhe whole thing as a mere false alarm, | the wheels, but it may be that the | This *somethiy 5§ mawiinn | combination braking force of service simply the things I learned as T en.|and emergency on the wheels may | deavored to track the screech to its |result in sufficient inequality to cause | Tnir one wheel to lock quicker than the | For example, T tried putting oil in |other and remain locked longer. It is | {he ras so that the pistons would have |a warning to test brakes individually | an excess of lubrication, but invari. |as well as in cambination. | ably the screeching would commence e e o - | at the usual speed. One of the first Mirror Features Novel Stunt. | | Kindness on Highways. one part of the country, at least. | Suspeet False Alarm. thi I thought of was to see that the water pump shaft was well lubri- A miniature mirror attached to the cated. I noticed that the oil T squirted | rim of a headlight and bent over so as on each time the car was taken out |to catch some of the rays from the of the garage was hurled off the shaft | lizht proved to be a car owner’s novel | through centrifugal force, so 1|stunt for lighting his motormeter at | smeared the pump casing with cup [night. The small mirror reflected the srease in such a way that as it heated |light just where it was needed, thus | Up grease would slide to the shaft and |saving a lot of wiring and the neces- keep it lubricated at any speed. But|sity of burning another light. The always at 40 the alarm was given. light it took from the headlight was 'hen 1 explained the situation to|negligible. Rather economical and the® service station they diagnosed it Ingenious, what? lit has become so common that many Ameiicans own more than 20,000,000 | the world's busses—approximately {thing in excess of such speeds, hut lof traffic, paving conditions, weather | Judging from a rec report of | mercial cars are heing adopted here | the motorist a perfect picture of the [walk in a way that befits the mod- DOWN THE ROAD—Apprehensive Moments of a Motorist. WHEN THE LADY NOVICE ATTEMPTS TO BACK HER CAR INTO THE SMALL SPACE IN FRONT OF YOURS— | | | | | | g 1926—PART 3. BETTER AUTO FUEL AWAITS DEMAND BY CAR OWNERS Satisfaction With Present Inefficient Engines Must Go Before Higher Compression Type Comes. BY WILLIAM ULLM zol it is relatively absent. The latter What is the automobile Cuel of the |3 be derived fromi coal, and, in HibiEe asialwhaty willi 6 he' addiilea | SCAIAY qUEnEiiey, froms cinde oef (oo ul e There is, therefore, a relationship be- generally? These are questions being | {ween the petroleum fuels and those asked by many farseeing motorists. | garived from coal, and it is this re- (9;1:";‘.?""""» slven by scientists, 1%, jationehip that has helped materially When metoriats quit belleving their | i1 the newer, refining process known present engines are marvels of effi- | ™y o oking” straight-run gasoline, ;!;mi;‘ S i ."“(T‘,',!,{',T‘,,‘,,’:i; [P. | the resulting product is rich in what 2 : et . 3 A B {Otuies cerof tha® Infernal combus:p o oo auslitlespredominated 'fn LN tion power plant for automobiles TiE mEstice of a waHals of iaub- The first step in production of this | (00 MICHIE B & o on and hy wonder-food for engines Is education | qrogen. Thix ix true of the gasoline ::’ut"!:er::'“;;“"";“; fi;‘:’"{:f’:‘n‘i‘ aute, | Substitute as well. And it has been 2 = e b = SCOVY E e les: vdroze re mobile utilizes but 5 per cent of the e e e :‘::‘R';:'""‘fizhfl"‘;“"‘r‘“[f"“,“rrm’::_“"'i"'_‘y'"_:fl there will be when it is burned in an offer an astonishing truth upen which Sutomobile engine. THe titotist miEht wall potider. If the crude from which stralght This condition is due primarily to|Tun gasoline is taken happens to bhe the preponderant use of straisht.run |Tich in hydrogen it will be poor motor gasoline which will not permit the | fuel and impossible for use in the general adoption of higher and more | hisher compression engine. This ex efficlent engine compressions. In the | Plains why different brands of gaso SVerare engine today. the pistons |line of exactly the same test will Gompress gas. vapor io about one |knock more than others. It depends Quarter of "It mormal velume before | upon where the crude comes from, znition occurs. With the higher com. | Some sections of the country even Dression . advocated by engineers, | Vielding a natural. mild," no-knock which is the first element in greater | variety of fuel. efficiency and better gas mileage, the [ If the crude is subjected to the pistons would reduce the gas volume | 'Cracking process.” however, the hy to one-sixth before the explosion with. | drogen element can be lessened. 1In 15 the cyinder: the original crude there are the par b affins. naphthenes and the henzenes Claims Not Mere Theory. ‘land the latter are most desired he cause they cause less knockingz. It |is not necessary. however. that the crude be rich in the benzenes to zet a no-knock fuel by the cracking proce This process is so highly developed at present that refiners can take crude filled with the worst of all detonators, the paraffins, and “crack’” out enough hydrogens to get a good antiknock This is not theory. In the lahora- tory of experience, it has heen proved Higher compression engines have heen built. They are in use today. They are productive of gasoline mileage figures of which most motorists mere- Iy dream. Unparalleled power comes with the use of this improved design. The question arises, Why is not this type of engine universally used” The | 835 answer lies in the fact that fuels that This is viewed as fortunate becanuse sult this better power plant are not | it renders it possible for the petro Welll enonat detebated No leum refiners to match the work of the AMERICANS OWN 20,000,000 OF WORLD’S 25,975,000 AUTOS Possess 83 Per Cent of Pleasure Cars, But Only 44 pllow fast s fast? many motorist| Per Cent of Busses, Indicating Prosperity of Peo- an hour used to seem like high speed, too high for city driving. Now 40 is plp—Foreign Market Expected to Grow. Fast Today Faster ‘Than Before, But Only Relatively | | | i common on a good road, while 30 is found on many city streets. In fact people consider “fast” as being any-| : $0.000. a8 cadl With o Wotld total [of the approximately 23.973.000 auto. | 80,000 as compared with a world tota approxinmately 2 M u of about 182,000 that's just where the trouble lies. One |mobiles in the world. statisticians have | * 2”00 isions experts draws are can be driving too fast s while | ravealed after a survey of motor|these. Although the United States 50 may be a trifle slow. ativity | vehicle conditions in all nations. In|does not make as good a showingz in in a popular sense any driver joher words, the United States, with|the use of trucks and busses as in wants to know where to draw the line | hut a fraction of the world's popula- [ passenger cars, it does not mean that he should consider the speed of his{tion, possesses more than 15 per cent | we ar Wl it thelk \se Yiistead car at all times in terms of the density [of the world's motor it shows merely that, although com- conditionsgand mechanical accuracy [the Department of Commerce, experts | generally, conditions are so much and condit®on of the car itself, declare that the adoption of busses |better as compared with the rest of g oy and trucks for commercial purposes |the world that a_greater majority of |has not kept pace with the use of | persons can afford to own and operate ASSERTS MOTORISTS | viscenzer carein the United States. passenger cars. For Instance, although the United | The survey also indicates that § | States has somewhat more than|there is a vast potential foreign ARE BEST WALKERS 75 per cent of the world's motor cavs, | market for automobiles, as well as which includes busses and trucks, this | automobile tires, the production of P country has 83 per cent of the world’s | which is centered in the United States, % .. _|pleasure cars and that a constantly growing market A. A. A Official Declares Driving| On the other hang, it has about 70 |for these commodities from across the | per eent of the world’s total number | seas will be observed. Developments Has Taught Them Lessons of of motor trucks—something like |in automobile and tire manufacture bl 12,500,000 as compared with a total of |in this country indicate that the Safe Pedestrianism. about 3,500,000 in the entire world. |United States will have a ma. It owns only: about 44 per cent of |in the motorization of the w Whoever may be impressed with the iaen that antometitns i< macins o | Battery Sometimes to Blame if Car ple forset how k will do well oireslec thas it alon. A tned by IJOSER Speed‘an(l Falls Back on Hills , | rnest N. Smith, general manager of the American Automobile Associa tion. after gathering some statistics | Recent experlences of a traveling battery, the generator being cut out on the subject and making some per- |man may prove heneficial to those 2 sonal observations who imagine a battery is doing its According to Mr. Smith, comparative- | king the car rum prop. | Nishes the bulk of the current, but Iy few automobile drivers are c v it it manages to the engine, | not all of it, as a great many persons oft their guard when wa 5 This driver noticed that his car|believe. When he was running fast at jority of pedestrian aceidents involv- | would lose speed on hills and fall back | the bottom of the hills ing persons who have had no experi- [to about 25 miles an hour, although | was being forced into play again, and. ence in handlinz cars the engine would pull well enough at | being weak. was not supplying the “Automobiling is teachinz people | this speed. He went to the expense | necessary amount of current. how to walk . he explains. “An |of having the timing checked over and | This can be told by watching the active motoris in active |the carbon removed, but the car acted |ammeter. After the pointer reaches walker, for in usin he has [no differently. Finally he bought a |10, 12 ‘or 14 on the ampe scale 1ditional need for cing in con- | new battery and w irprised to find | #nd if the speed of the car is increased sted districts. He knows which way | the car performing beautifully on the | bevond the pointer hegins to drop | to look when he steps across a one- | hills, | back toward zero. This means that | way stre W when crossing at | One repairman said the hattery |the ignition (the spark) is taking an | crossings he is aware of the ever-|could have nothing to do with it be-|excessive amount of current. which| present hazard of the ecar that is|cause, as he maintained. the ignition |the battery must make up. The re; making a right-hand tnrn is operated direct from the zenerator|son the generator does not meet all “When the automomile driver walks [at any speed above approximately 10 |the requirements at this higher speed he does it in a competent manner, | miles an -hour. But the motorist was |is because it is designed to waste all ind when he crosses streets at policed | not satisfied. He made inquiry of [current output over about 12 amperes intersections he makes allowances for [others, and this is what he found: + [as a precaution against overcharging the inability of the officer to look out | Up to about 10 miles an hour the |the battery at normal speeds of 25 for every one. Automobiling shows |ignition is operated direct from the lor 30. Ahove that speed. the genarator fur. danger he faces as a pedestrian, and . fowhen ‘e warks e conduets nin- | [ntermittent Use of Brakes Saves persons who do not drive motor i . . Rave no. conception of speed or Linings, Easily Burned on Hills stoppinz distance. They see traffic L from a narrow angle, being unable to < e see hazards in their proper propor- he real dangers often escape attention while they are busy worrying over things that would not There is a limit to the length of |under such conditions it is well for time, or the number of feet of travel, | him to know how to obtain the great: the gervice brake can be applied with | est amount of service from them with- e . Mos burning them. Ml bl out burning out the lining. Most out “Automobiling is not making peo- |drivers who are always burning out, - e ple forget how to walk. On the con. | thelr, brakes could avold this by mak; Hint on Radiator Filling. it it ix making them learn to ("R € 0" o tinuous application of | Don't fill the radiator to the brim. | the brakes is possible without injury |If the level of the water is too near " to them. the overflow pipe much of the water % = The nd\'anlu:t‘l of such a test will [that you add is ljkely to syphon out i; “ 99 | show that less heat is generated at|moon as it gets into circulation an HANDY THING TO KNOW es if they are applied inter-|the ear starts hitting the high spots. _— mittently. even though forcibly. The | A little water goes a long ways. Too Battery Works Better When Per|driver will find that while he will be | mueh may be as bad as too little " ¥ able to allow the car to gain head. | S mitted Rest at Intervals. way and then bring it to complete con- 2 i trol several times during a descent, A hattery is capable of greater dis- | the brake linings will begin to smoke charge if it is permitted to rest at in-|if the brakes are applied continuously tervals. In regard to starting the|for just a portion of the downgrade. engina this is a_handy thing to know | It is always better on a steep hill . E g : s 3 jons where the ver finds gine does not start in a few turns, | himself re upon the brakes., and stop about a half minute and then step on the starter button again. The Listen to the gears! battery recuperates enough in so short a time as to be able to deliver a much If you want them to stronger current for the next fev: operate quietly and turns of the engine. This snappy shift easily, see that cranking e what counts in starting. | EBONITE is in your BATTERIES gear cases. | CONTENTMENT || Sales. Service At drsiers in, feepound exgy i 3 o Checkerboard pump only. AR e AUTO A USEDCAR rmom ELECTRICIANS Joseph McReynolds ||| julius H. Ricley | BB m smeareon 14th STREET AT R (|| 656-58 Pa. Ave. S.E- 3 Lincaln 7289 ern age. | ful wants greater powsr with more econ- : wants to limit the range of h (flnd!pz}xm?.«' llh{al are deriving hmv(harml O e mobile to the field covered by but one | 214 benzol from coa i g Useful Tlp Given or two filling stations. This might | freely predicted thot the artifictal il casily be the situation in which one | liminating s _';l’""f“’”‘“‘-']”"]‘1‘““"' yo I R . the country will some day be con On Safest Method |vuit, ind ones seit. nowever. © (8 ST, Nomobiie fuel producere, ‘ . ~ | way near the quantity to supply the | there is no thought of abandoning the Of (,rankmg Auto | femand that would follow eneral | 0il fields. though it is a consolation to adoption of higher compression’ en.|Know that if the oil supply gives out | zines by standard automobile makers. | the automobile can go its way on With the Summer sport season|In the event such fuel was available | 8a%oline substitutes, nearing a great many automobile, bus | in sufficient quantity. there still would | With the present type of carburetors and truck drivers will miss the use [be the problem of distribution and manifolds, methanol and straight of their right arms. Here is a tip| Invariably, the question comes back | benzol cannot be used successfully for car cranking that might be use-|to the motorist for an answer. He |Many motorists are getting around | this by doping straight-run gasoline Always pull the crank up. not|omy, but he is far from agzressive in (With small quantities of benzol and down: do not spin the engine unless | his determination to get them. Until | Other antiknock confpounds it s absolntely necessar When | he hacks up his ambitions with more | trade-marked cans. Tt is evident, grasping the crank. place the thumb | than words, the straighi-run gasoline | that if the cracking process proves on the same side of the handle with | or some of the milder forms of the no. | incapable of meeting the demands of the fingers, then if there is a kick- | knock variety Will_suffice. | the higher compression engine a sat back. the handle will slip from the | There ix no s e of this fuel |isfactory fuel can be had by doping. band. Keep the spark retarded until | sclentific investigation shows. Tt is | With benzol or other antl-Knocks, gas the engine has started available and will be available so long | 0lines that are rich in henzol or naph e A b matorist resistars ne dissatis. | thene. and without radical changes in | carburetors = . SECONDARY HIGHWAY | " Siitminiie tactories and re-| New Fuels May Scour. fineries are waiting for the motorist’s SURFACING s UD'ED word “Go!" | One thing is important to note and I i at is, the higher compression en One thing is certain—the higher | that , & o s power plant canno. be | §ines of the near future will have e with ordinary. gasoline. The | their own knock or detonation if the Type of Top for Natural Soil Roads | habit of this fuel to kv\r:‘k p\"oolud v}jg;—‘;":&r "r’.‘.»’n”'\\‘a‘n"':JLHTT'M‘,‘“ Dewe such a possibility. Knocking destroys | tYP! 5 a 3 Is Held Urgently Needed by the advantages of higher compression | although there is the hope that a way i g by straining the engine and Tetarding | Will be found to prevent the forma Engincers. | the pistons. ~ \With fuels of the mo.|tion of carbon In these power plants —— | knock order. however, the present | Burning less fuel per mile will be a | type of automobile engine can be | KT€At help in this connection, ‘al{ld In serve for secomdary or local traffic|operated with the spark farther ad ";a":"'“lh\f-‘,,::i:‘: e e and vet be low In first cost and main. | Vanced, which means higher engine | (E 0 S E Sl enaval of any tenance is one of the big problems for | Speed and more power. Also. an ac-| ’S' Fel .-n—.lnm\é Hig-onaad ol highway engineers in all parts of the | cumulation of on which raises | b'“‘n““‘ s oF ihe eyinAs-Nead CoMiitrs expenis aré apreed: compression in an engine by cutting | Pi¢ T vling ’ Though considerable has been ac- down eylinder Z will not cause But, knock or no hn'mk, |hl-I sher complished in the development of the | & compression knoc compression engine. when as clean as higher type surfaces on main traffic There i« much mystery as to wh; the clean engine of today. will gzive roads. comparatively Nttle progress|the knock really is. Its technical defi. | far greater gasoli has heen made in the methods for | Nition is detonation. Engineers and | dom will be nearing improving secondary or ural soil | chemists. however. know how it can | 50-mile-to-the-gallon ca highways of the country. These con-|be eliminated. and that is the hiz | have a high-powered er atftute about 85 per cent of the total | Story. Also they know that without of imparting high speed fo its c mileage in the United States. In their | detonation higher compressions re- | Is the motoring public ready to de Dresent unimproved condition the | sult In increased power and much | mand mare mileaze? That is the local roads cannot function properly | greater efficiency. | question as feed to the n n routes, thus Detonation is a fuel a 3 In| U'pon its answer hinges the answer depriving large areas and thousands | petroleum fuels such as kerosene and (as to what is the future fuel and of individuals of the henefits of those | gasoline it is especially pronounced. | when fs it to hecome general. vs already completed | while in such fuels as alcohol and ben (Copvrizht. 10 bid CHY O type of road surface that will Automobile Manufacturers Change and Improve Models Yearly Improves Automobile PERFORMANCE - 365 Days a Year Insist Upon Lightning—Today There’s a Station Near You PENN. .OIL CO.—ROSSLYN, VA.—FR. 391 O