Brief report on operation of several helicopters of models HNS, HOS, HO2S, for purposes of test and evaluation, during past two or three years; helicopter is expected to increase Coast Guard efficiency in performance at life boat stations, on board coast guard cutters, in ice operations and disaster relief.
Helicopter program
Am Helicopter
American Helicopter ; 5 , n 3
1947
Aufsatz (Zeitschrift)
Englisch
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