Evening Star Newspaper, June 1, 1922, Page 25

‘The crystal detector is & very alm- ple plece of apparatus, but a great deal depends upon it. a matter of fact, it is really the most 1 portant part of a crystal set. In or- der to be efficlent, a detector must posséss rigidity, universal movement |} of the contact wire, ease of adjus! ment and good contacts. The usual type of homemade detector lacks oné or more of these important features and, as a result, amateurs have & great deal of troudble which would be eliminated if the detector were perfected. The detector shown in figure 1 em- EXPERT ADVIGE ON RADIO 3 Nalfi,'——ToMonMyGoodDem.“ nuts, washers and lhunl-nnl and the nut on the firat should be soldered sa hown. The uprlght Ia m‘g placed over this serew, yrisd nut placed on u n tnon Holder Eastly 2= s e e ol o Tews ug! B" rod. Your rnd -houlu be ubout ches long. l bcn lim !hlul;:kt Frire lder (he natwmlknr a th 1‘"‘-’:‘ Slimpis upon e uprig! on slipp! n‘l.w er.over the screw soldered to the fight, then slipping o o ‘rod be s the catwhisker, a prlnl wnhlr. and finally a knurled nut. If you can secure some brass prlnt ‘washert use one of these between the rod an nut, another between the nut and the upright where it rests on the panel you cannot get readymade ers use sections c’l". lrom a Ot = INA GLASS! “OR A CUP — OR IN ANYTHING THAT DONT LEAK! bodies all the essential features of a perfect instrument. It may be easily made at home in a couple of hours at Wal u iral sprin ‘ 2s in figure e adjustable conuct rod is in- pla 311D ‘this balb to A ordinkry. meaich dropper—or a rubber &toppér to & bof tle—over the end (figurs 6) and pro- [{ ceed to make the crystal holder. This drill or a bit brace and bit-brace|is very easily done by bending a stri twist drills. No screw taps or dh: «;a:‘m- ‘o‘ne(;l:- x;g::nhnc& wg:o ani are required, but the maker shoul on! 2 be able to use & soldering iron. If [Ae0th tuchi tHicw Int the form no soldering outfit is available the nearest tinsmith will do the little |, 70 do this, first bend "'““““,'“‘:' soldering required for a few: cents. | .ne Striparounda short section of the Materials required are: mer, iron vise. file, hacksaw, 3:15 to 1 p.m—Standard time sig- | Times. A gements have been made P h 1 and Pacific to the home coumtri ) nlill from Arlington. with the Navy Department to broad- Lan all the clubs reprisented in the wvention. Ruebekam, music lecture Frenc and Peebles, pianc duets. Harvey' leblw%n- Chicago Dance Orchestra (380 meters: "Goor‘lt." piano _sol Do son); “The Bong of the Soul’ (mou; “Vigt de art, visi di amon gom Miss Ester Melicl ammy" nmuon) “Oh, That We Two wen m;’ (Nevin), Miss Mable ?(zc-.llb. iss lury Daly, accompan- L p.m.—Program of music. cast the reports acro¥s the Atlantic ‘Use a Better Pen - BY RADIO TODAY Complete Programs of Radio own rine Engineéring and Shipping Age: program of music. 3 p.m.—Program of music. 4 r.n.—mu ball score: fI.I'h lon news by the Women's Wear KDKA — Westinghouse, Piitsburgh (300 Meters, Eastern Standard Time). 9 to 9:15 n.n.——l(u(le 11:30 am. to noon—I d used ‘women's A little sheet brass about ofe-thirty- your - — SR Feae > second and one-eighth inch thick; a|s, wn sides a art unfl bond mas J. Williams, Ine. ~Results of 21l league Daily, fashion newspaper;: program Short bit of brase rod about thrée: ! them ints the shape shown by foro. | NAA—Naval Radio Station, Radio, Va. < (360 Meters). fes 10:30 a.m.—Meterological report on | 13:30 p.m.—News items. Reports on o A et A L B ' 5,950 meters of arc tranamitter. stolen mv.amobilu 2 6 ures. .—Special address and con- 45 pm—sucul news. ment market reports. Summary 0f York Stock Exchange. Weather p.m.—Base ball scores. “Voeation for Glfll. by Miss Esthér M. Smith. 7:30 to 8 p. -Bedtime and Uncle ll 30 p.m.—Stock quotations. Wllllly stories for children. p.m.—Base ball scores. Stock to 9 p.m.—Monthly review of quounonn Late news bulletins. bu-lnen conditions, by Clark Ham- :45 p.m.—Concert program. Read-|mond, vice president of the Columbia n from works of James Whitsomb | National Bank of Pittsburgh. Co mley and Bret Harte. cert by the Edgar Thomson Stedl ‘Works Orchestra of Braddock, Pa. 9:55 to 10 p.m.—Arlington time signals. p.m—Weather forecast; agri- cultural report! Shipping news; pro- eram of music. . 5 p.m.—Final I.le ball score ‘.uck Rabbit Stories,” by David Cory. 7:30 p.m.—"“Your Daily Bottle of Milk," by m.ry 8. Ros ofessor, department of nutrition, emn Cellare, Columbia University. enry Street Settle- mnt e b! Elizabeth Cullen. pm.—flnll base ball scores; Ma- rine news; concert by the Eintracht Singing Soclety of West Hoboken. 9 p.m.—Recital by James F. O’Neil, Irl-n-Amenun lyric dramatio tenor, accompanied by Sally Zamzok. -9:30 p.m.—Dance music by lhe Tennessee Five. 10:52 to 11 p.m.—Arlington time Write a Better Hand ON'T handicap your hand with-an un- hmdypm—auangry,w-wifing spluttering stutterer! Get a Dunn-Pen—so perfectly balanced, so smooth ¢n action, that it actuslly improves your penmanship! The Dunn-Pen has no rubber sac-to rot, as much ink as any self-filling fountain pen of the same size. It won’t leak because it can’t leak. Never floods, sputters nor stutters. ‘You pump it full with the Little Red Pump- Handle—it cleans automatically, as it fills. Writes when you want it to write—right! There is a Dunn-Pen for every writing hand. Buy yours from your dealer today. $2.75 and up. THE DUNN-PEN CO., 300 MADISON AVE. NEW YORK There is no rubber sac in the D“fffifiiPEN The Fountain Pen with theliftle RedPumpHauc’flc Noon and 10 p.m.—Time signal, fol- & lowed by weather report and ship or-| 3TN “"(’:“:' Radis Tinatiints Meters). 6:30 to 7 p.m.—Radio spark code. overn- ~—Naval press news; wave lonnh 3,650 meters. Teport. associate WGY—General Electrie Company, Schenectady, N. Y. - (360 Meoters— Eastern Standard Time). WWX—Post olu Departmenat. 10 a.m—Weather report for the strict of Columbia, Pennsylvlnlt. Ohto. eryllnd, Virginia and West \ MW‘ .8 Lm—lhrknsrlm (fruit and vu'au‘hlal) on 1,100 meters. 5 and 3:30 pm.—C. telegrams on w. mnrkettnm 1,980 mnten -Wholesale dairy report on lllb meters by radiophone. 7:30 and 8 p.m.—Market report on 1, 100 meleu by radiophone. 0 p.m.—Weather report. WYVYP—United States Signal Corps, Fort Wood, N. Y. (380 Meters). 8 80 p.m.—Instruction in radio. 9 p.m.—Dance music. KYW — Westinghouse, Chicago (360 | Meters — Central _ Daylight- Time—Same as * Time). 9:25 am.—Opening market quota- tions, Chicago Board of Trade. 10 a.m.—Market quotations at one- half-hour intervals until 1 p.m. 1:20 p.m~—Closing market quota- tions. 2:15 p.m.— News and market report. 3 p.m-—American and anonll League base bal) team line ups; prog- ress of games every half hour there- gnals. 11:01 p.m.—W-eather forecast. WRWARA A @B F 9 EF I I IS ARG BRRD S & [N & ving dard WMZ—Wanamaker’s, New York City (360 Meters — Eastern Daylight- Siving Time—Deduct Ome Heur). 1:15 to 2:15 p.m—Music and chil- dren's stories. COL. JEWETT COMING Lieut. Col. Henry C. Jewett, Corps of En, Kan.. has been ordered to this city for duty in_the office of the chief of engineers, War Depargment. WMU—Doubleday and HIill Eleetrie Company (360 Meters). 4:30 to 5:30 p.m. announced. “Bel (Mahoney-Daly): trot (K‘fll.nder-Alpert). neers, at Fort Leavenworth, . by innings. of mus! -Weekly summary of “The| 5§ p.m—Base ball scores; program ing a rod or a bolt between them and t] f inch in diameter; some B iing sismie n‘ygln‘ the brass around the belt i dinding posts (taken from old: dry Datteries), or brass screws about one- eighth to five-thirty-seconds-inch in dlameter and about one and one- quarter inches long (with round slotted heads), washers and thumb nuts, and a piece of fine wire or “cat whisker." The first thing to make i the up- right holder for the adjustable con- tact rod. This consists of a strip of one-eighth-inch brass, three inches long and three-fourths-ipch wide. Clean Wire Essential. WGI—Amrad, Medford Hillside, Mass, (380 Meters — Eastern Daylight- Saving Time—Deduct One H 2:55 p.m.—News and music. 7:30 p.m.—News and music. time story. 8 p.m.—Lecture. 8:15 p.m.—Music a hammer, bending the project- ends to the form shown. hen this is done bore a hole, to take one of the screws, through both the free ends (holding them clamped In the vise as you do so). Slip & screw through and solder the head fast ome aT3e “"Fnen Sose . hote through the section of brass rod at the other end (figure 9). Everything is now ready to assemble. Placing Crystal Holder. ..Place the crystal holder in such a position that the center of the open- ing i sdirectly under the catwhi means of the vise and Hammer, when the adjustable contact rod is \end one end of this at right angles,|norizontal and parallel with the edge making the bend one inch from the end, | 6f the panel. Mark where the hole figure2. Bore two holes in this the 8136 | through the brass rod in the crystal of the binding posts or screws. Firmly | polder comes. Remove the crystal solder a screw In the hole in the 100€ | holder and bore a hole for one of end of the strip, aNin figure 3. AHach | the brass screws, countersinking and this upright to-the base or panel. which | securing it in position (as you did may either be wood or bakelite, BY|the screw holding the upright), carry-- means of a binding screw, as shown In| jng 3 wire from it to another bind- figure 4. To do this, bore a holel g pogt in the same way and as il- through the panel to fit the screw | girated in figure 4. enugly and countersink the under| “BlclC R CEECS, % jqer over the side to accommodate the screw-head| . .ojecting end of the screw, a spring |, SOm! MAJOR QUITS ARMY. The President has accepted the e ignation of Maj. Edward W. Austi; field artillery, U. S. A., “for the good of the service. RADIO, FESTIVAL FEATURE. A radio concert will feature the strawberry festival to be given at the Metropolitan Baptist Church, 6th and A 'lreell northeast, tomorrow :;en:ir:x flr‘orn 1‘ !ohlo o'clock, under e rection of the Farth Circle, W. W. G. R T0 BE SENT OVER WORLD. Actitities of the thirteenth annual convention of the International Ro- tary Clubl in Los Angeles from June 6 to will be broadcasted over the world by radio by the Los Angeles Paplillon,” piano Land"” (Short “Sing Song Man, trot (Friend-Conrad ‘himes of St. Cecnlm. plano (wor!hln:tnn). awailan Smiles” (Mary Earle e Little Home I Love,” tenor (Jclhh stone-O'Hara); “Valse Arabesque, plano (Dambois); ‘‘Lonesome Hour: fox trot (Rose Friend); “On the Gin Gin Ginny Shore” (Leslie Donaldson); “My Heart at Thy Dear Voice,” piano (Saint-Saens); “Pick Me Up and Lay Me Down” (Kalmer-Ruby): ifor- nia,” fox trot (Friend-Conrad); “"Wild Flower Waltz” (Martone and Earle); “Lucia df Lammermoor,” piano (Doni- zetti). Base ball scores announced. 8 to 9 p.m.—Program of music by the following local artists: Miss Gertrude Misel, Miss Mildred Schip- pert, Mi!! Ester Melick, Miss Mabel | me; McCalilp, Miss Mary Daly, accompan-| 6 .m.—Complete sport ist.. Pale Hand Indian love World news (360 meters). iyrics (Bond mn Gertrude Misel;| 7 p.m.—Detroit News “Do It Atll no solo (Gershwin); | concert. The Town Crier. here’ (‘.I s | Florence B. Paddock. soprano. market and final market and bedtime | WWJ—Detrolt News (Eastern Stand- ard 9:30 am.—Tonight's dinner and lou-ehold hints (360 meters). —>Music (360 meters). 10 5 .m—wenhar report - (485 meters). 11:56 a.m.—United States Naval Ob- servatory time signals relayed. by ulesraph (360 meters). 2:30 p.m.—Music (360 meters). 330 p.m.—Weather report to 9 p. cago Operatic Company. 9 p.m.—News and sports. 9:05—Special features as announced by radio phone. WJZ—Westinghouse, Newark, N. J. (360 Mrters—Eastern Daylight- ll\ll‘ Time, Deduct One Hour.) 9 am.—Agricultural reports ana prices as released by New York. New Jersey and federal bureaus; program of musia 10 a.m.—Program of music; Duo Art recital. Noon—Agricuitural reports; weath- er forecast; program of music; Duo (485 3:40 p.m.—Market quotations (360 results. Orchestra Solo_ by Fred and two brass washers. Also counte: sink the upper side to accom- modate a brass nut to fit jghe screw. Bore a second hole §of the same size in one corner of the . countersinking the lower side the figure, but without g the uper side. Cur a long enough to extend from ‘washer over it and screw on a knurl. ed nut. Theén place the crystal in the holder and ¢lamp it by a washer and nut on the screw at the end of the holder. The detector is now ready to connect with your set. By keeping slight tension on the spring-was ers, by means of the knurled nuts, | the y- be moved and swung and ‘yet will remain “put.” ), “Bweet M Mary” (Nefdlinger) Miss Mildred Bates in popular son; Edith M. Art recital EEEEEEEEEEEE_E A shoe that sympathizes | LANSBURGH & BROTHER Bargain 6th Floor 500 Charming Gingham Steet Frocks $4 49 Blouse models, long line effects, in a great variety of tempting styles. The quality is superior to any- thing we have yet offered at the price. short section of msulated ooggé W] pare to the other. Cut a groove in tom of the panel deep enough to hold the wire extending from hole W hole and make a small loop in each cnd of the wire after scraping off the in- sulation. Be sure to tcrape the wire clean and bright. Slip the dinding screws through the loops, first plac- ing a washer over each screw: then place another washer on each and in- sert the screws in the holes. On the screw intended to support the upright, place a nut and scraw it down firmly, holding it with a pair of pliers and turning up the screw with a screwdriver. The other screw should then be fitted with its *eégular NEW BUS LINE PLANNED. Service to Polo Field, Basin, Gol® Links and Hains Point. Arrangements have beéen made to operate busses from the Treasury through East and West Potomac parks to Hains point, opposité the War Col- lege, it was® announced today by the office of public buildings and grounds. Busses for Hains point will leave from the south side of the Treasury bullding every hour at quarter it lhn ‘hour, from 12:15 p.m. until 9:15 . and leave Hains polnt every hour S Giarcer before the hour, from 12:45 p.m. to 9:45 p.m Busses_for West Potomsc_Park’golf course, the Polo Field, the Tidal Basin bathing beach, East Potomac Park golf course and other athletic flelds, the &n- nouncement continued. will leave from ‘l. slight turn one way or other of the nuts any part may be swung or moved freely or locked tightly In position. When the sensitive spot on the erystal is found and the various parts locked, the contact will not jar off, as In the ordinary detector, The two motions of the contact rod and the back-and®forth gwing of the crystal holder will give universal motion and will permit making con- tact with any spot upon the crystal. (Copyright, 1922.) “To Make Two-Cirouit Crystal Bet." DIPLOMACY FOR Y. M. C. A. 1922 Day School to Graduate Class of Thirteen. - *Thirteen graduates of the 1922 class of the Y. M. C. A. day school for boys will receive diplomas at commence- ment exercises in the Central build- ing-tomorrow afternoon at 4 o'clock. Class day exercises will be hela i afternoon at 4 o’clock in the Cen building. The program will bé un = the direction of Mark De Gransge, headmaster. The class day program will include a debate: “Resolved, That the Di trict of Columbia Should Have the Right of Suffrage,” with Ellis Saint, Porter Strother and Hon r Par- sons upholding t ve and James Begg, Charles Wurd and Hér« with foot weariness EBELLIOUS feet! Swollen, cramped, hot and weary from the tiring hours of , tanding-up work that fill the average woman’s day. Is it strange that feet rebel? Wear a shoe that 5\'111/7‘1!/11::: with the feet, that helps and rests them. A shoe that is soft and pliable and strong. And that keeps the foot in fit condition for the style demands of social hours. Martha Washington Comfort Shoes are gracefully designed, as well as com- fortable. There are many models—per- haps this is the one that mll particularly Tomorrow: the south side of the Treasury building every half hour from 5:30 a.m. unt!l dark. A bus stop has been established at 17th bert Hukreida the negative. Willlam Knowles Cooper will deliver the com- mencement address. Imported and Best Quality The gradoates are: Edwin Fenn Cummings, James Hollister gons. Hatoy - Histon Olmsted, George Gibbs, George _Fitzhugh Linkins, Marian Johnson Wise, ir.; Herbert 8. Hukreida, Rox D. Engel, Edward Arden Jones, Charles Porter Strother, Ellis Chandler nt. Paul Edmund’ Haney and James 'l‘hamu Begs, Ir. and B streets for the benefit of the peo- ple in the government departments in the vicinity of the rsavy and Munitions ‘buildings. Domestic Gingham Used In all the popular colors—néat ‘checks of black, laven- der, green, copen, pink, navy, brown and yellow—All dresses are full cut with deep hem and plenty of shoul- der room—yet neatly tailored—Organdie collars, em- broidered and plain—some with neatly stitched pxpmg\ of gingham. All regular sizes at $4.49. —————— RETURNED TROOPS AB!IGm Troops ordered home from Germany have been assigned to stations, as follows: Second Battalion, 8th In- fantry, to Fort Moulirie, S. ©.; Motor Transportation Company 60, to Fort McPherson, . and Com; ln! D, 1st Engineers, to Fort Mott, A well caterers h broken known flrm of London 25.000 pleces of crockery ery wi A Great Clearance Sale At Special Reductions for F riday ‘Only slrluws-m-h e Pflnuds ;‘fnm-nm [ O $1 White Petticoats ‘Brown. Embroidered, lace ent‘hr“‘m welght; correct! —must be endured, but ugly walls are g not in the can’t-be-cured class of eye- | sores. MURESCO WALL FINISH mnke ‘possible artistic, reutfulloohng initeriors, no matter what + “decorative” treatment may premuly have .. been inflicted upon you,_ ¥ fiMURBS@mhn”&JMM 1.: H i trimmed or tallored....... ecn:fort. M.eu! sl 3 for... .” $1.98 Silk Blouses ‘ cellent quality geo! te orE:nln Navy, bl-cl and the atd: are ‘flesh color— ;lms::d QUERILY. cosnenas fl"’ $1.49 and $1.98 ° Wool Skip-ons - Beacon - Cloth, - some trimmed wnh satin ribbon. All kinds of 14 best patterns in beau- tltul colofs—~broken sizes. 7" Reduced to.... . all + though not t0.euch'advantage a3 oot “‘“‘”‘“""’W on sized wills. On smooth plastes: one LRI m-mwnwd‘g; white. muslin o w e 3 ve—beantifull; g om. Your.unres choice Friday at 6. easy to qo-appuhu Wluu and tints. HUGH REILLY CO. 2 . Daints; Oils, Glass : ;334,qu York Ave, -