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Show I AIRCKARTING 10 BEGINJANUARY I AERIAL MAIL ROUTE SOON TO BE MAPPED OUT BY U. 8. MILITARY AViATORS. Woodrow Wilton Asrlal Hlflhway Ex. ' tenda From San Diego, Cal., to New York and Include Prln-cltal Prln-cltal Intermountaln Cities, t Charting of tlio Woodrow Wilson nlr-way nlr-way by United States military ablators abla-tors will lio undertaken about Jnnu-. Jnnu-. nry 1, according to word received hero from the department of military aeronautics. aero-nautics. Tho next otcn In .the charting of tlib transcontinental airways will bo taken by San Diego airmen next wcdlc when thoy will fly to Needles ami return. This will complete the mapping of Arltomn and Cnllfornln. Tlio airmen will then swing Into Utnli, Novada and Wyoming with tlio main operating bass at Bait Lake City. Colonel Harvey Ilurwcll, commander of Rockwell field, mild today Hint tlio airmen who will fly to Needles and then carry on tlio nlr mapping work. In Utah hnvo not yet been selected. It In believed thnt Major Albert, Smith, who Is now rn route to the Atlantic ou Inn nlr mapping tour, will bu selected for the Utah, Wyoming -and Novadii work bccait80 of his experience iinQ skill. According to-' Major Theodore Mao Cnuley, It will bo necessary for aerial mall carriers engaged In transcontinental transcontin-ental flights to leaver many cities either just before suurUc or a few minutes after minuet. MacCaulcy found on his recent flights to Sun Diego from Fort - Worth, Tux., thnt swirling nlr currents Invariably nro fouud between fi and ' 8 a. in. and -C nnd 0 p. in. over' cities that arc locnte'il In great valleys or at tlio base of high foothills or mountains. moun-tains. Thcso currents nro caused by tlio warm air In tlio valleys lifting and the downward rush of cold air from tiio mountains to tuke tlio place of tlio warm nlr. At ono period during his recent re-cent flight MacCaulcy was held absolutely ab-solutely stationary at it height of 8000 feet for thirty minutes by a blast of cold ulrriishlrigjlowii Into tlio Imperial valley from tlio Jnctimlm mountains. MacCiiuley hud a similar experience ' near Wcllton, Arlx. . Tlw WtHKlrow WIlMin aerial highway extends from Kan Diego to Ban Krnn Cisco, tlienco to Itenn, .Halt I.ael; City, Ogden, Kaunas City, Chicago nnd New York. It Is understood thnt this will be the first cloud lino limited mull service to he put In operation. Airmen Air-men estlmato thnt It will bo necessary to maintain an altitude of 10,000 feet after, leaving Kansas' City westboimd. The actual flying time will bo about twenty-four hours. Giant Hundley l'nge airplanes equipped with 7C0 horsepower motors and with n speed pf 103 miles an hour are lo bo employed em-ployed In nil trans-coiitlnentnl aerial mall work, nccordlng to present plans. |