Show night air service will be regular post office department to start it june 1 washington D 0 C sunset staught adom to dawn milli mail service between new york and ad chicago which Is being projected by the post past office department top a ant to start by ram J june 1 finds the PON postal id be service lee in sol an old role that of 0 spent ric 9 night corn care man cum in the early days ot of the railway a rice be postal demands bron broll slit lit about night trains trainmen were horrified that the postal officials should about urge such inch a risky thing as running punning trains train at night new how the big elgh b tent at at tramp map its demands night air service to in order that mall if deposited in new Y york it at the end ot of one day may by be 1 in chicago a at ithe the beg beginning n cang of another it roa ma be that night air se r vice in the future will be as 1 common US as the night sleeping Ble cara can of today th the flat fast night mail derfl of the tha seat first night sir air service placed in operation by the post office it department P ex truent from chicago to cheyenne Phe yenne V W yo are am described in a the fono following whig communication aleu Ul eu to the national G geo graphic boduy tile these method of lighting and control central are a similar to the facilities which will be ast extended be twe tween n new york and chicago L last net july the post past office defair department tille t began to carry mall mail over the entire if route train from coast to coast in planes in preparation for this project eight inter c hotel cola relay nights flights were a made ad a yet year ago and ad letters tecal hearing bearing a san ice IS postmark of 6 0 tt a to august 24 were canceled at the new lork illicit post past office allies the following day it was during these them flights that the great grant white n bite airway tl along mig the night route mute rr from am r chicago lo 10 cheyenne was son tested and night flying shown hon to be practical for this achievement the air mall it service arvic vm waa awarded the col CHI list her trophy tor for the second successive year the electrical engineer provided 11 five ve stations with aerial be aptly nicknamed midnight BUDS a no of the hit all mail I 1 each base beacon la Is a R high intensity tow ity arc am mounted on at a 50 loot t mad tower and it 1 revolves I three times a minute het bat at an angle of one degree the candlepower candle power at beam of each of a f these land lighthouses lighthouse sweeps aw an p bbs the if sky y jua above the horizon and d has he been sighted on clear nights light it at miles U at wiles miles where when it 1 la plain ly A vl hible ible the diameter of at it its ban beam la 1 about two miles special paint used at 34 84 emergency landing folds alongi slang the night at aty airway Y large guiding 9 lights have bil abeen been installed and ad there are smaller light guides every three miles making a continuous light lane over jae the OW mile route numerous no memo 1 difficulties difficult les had bad to he be ached before bight stilts flying WAS pro practicable searchlight are at althe holed fixed to the fluga the glares clare of 0 the exhaust must be hidden from the idie by eyes ind and special Pr okill paint p let la is used on the propeller blades BO they will not reflect light in 1 addition to the obvious commer rial value of sti spied ceding ing up business letters it liaa has been bean estimated by a bank official and ot of eon course th the mount amount Is purely an estimate that h has oo 00 beta saved in a single month on an t he interest on oft notes note which othe otherwise rudge would hane ha B been in mall mail jacla for two business dais between se ew york rork bad ad chicago |