Objectives and requirements of direct service operation, carried out by New York Airways Inc; company replaced its fleet of single piston engine helicopters with multiturbine Vertol 107 helicopters, powered by two (or three) General Electric T-58 gas turbines; curves relating to transition from single piston to multiturbine helicopters show relation between fleet potential and subsidy per available seat mile; ground handling efficiency; future plans. (See also - discussion p 205-10)
Vertical transport business
Roy Aeronautical Soc -- J
Royal Aeronautical Society -- Journal ; 64 , n 592
1960
7 pages
Article (Journal)
English
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