Show NIGHT AIR MAIL SERVICE IS GIVEN NEW IW YORK TORE July 2 OP Dark to dawn air mall maU service be between be- be tween Americas America's two greatest cities became a a. reality today Cleaving the night ht along the beacon light td tod highway the fro government eminent mall planes lanes Ianes transferred letters to and from rom rome New e York and Chicago be between be- be between between tween the close of ot one business day Jay and the opening cf of the next day ds Two eastbound air couriers aided aid aid- aided ed by a stiff wind bettered their schedules of 8 hours and 15 16 min min- minutes utes utes-In utes In one case by two hours The same wind held eld back the west west- westbound westbound bound bourd planes plane One completed Its assignment in a a. little more than th 1 the allotted time Accidents to the theother theother other emphasized the rhe difficulties the airmen nightly must overcome |