Show 00 AVIATION N BOOST AIRPORT REVENUES soaring air traffic figures at jammed terminals out the united states a are re spur municipal efforts to pull airports of debt by development of aviation concessions as well ai 1 creased charges to airlines ace ac c ing to a report of 0 the amer ame r municipal association example ot of current action ak at at making airports self community centers instead of m n air depots is the agreement in ari between the city of chicago and orators 9 of if a new municipal pal air minal restaurant now under st ruction the restaurant cc con slon alre will pay chicago 5 per t ot of gross sales plus 40 per cent net receipts as well as regular c permits and license fees such non aviation concesa are the subject of increased in est to municipal airport author who expect postwar air tr tri growth to boost airport opera expenses to annu annuls within the next decade indrea iacre revenues from concessions anaf creased landing fee revenues g suggested as the principal m it available to balance ai airport ort t V gets EXIT THE PILOT an automatic flight contrell con troll a push button system assis assisted te secondary control devices Is abling douglas C 54 Sky master erja make blind takeoffs take offs and ian landing d in the new development differs tithe robot plane since the full at matic flight is performed in a pi without a mother ship it Is I 1 sible with the automatic flight for a plane to take off offit ft pushbutton and reach a de desu it tion without further manipulation any controls the device regulates the plat plain altitude sends the plane into range and operates the land gear when the plane touches runway the throttle automatic cuts back and the brakes are 9 ia L plied automatically the nations first air milk off dj livery service will be dinall inana U orated soon by the hawthorn Haw ha thol Al ellody dairy farm of chica Chicag lg the dairy hopes to use jefri aerated planes to carry WIN from wisconsin farms to ai I 1 dairy at Libert libertyville 1 1441 i where it Is constructing a via mila landing field |