This collection consists of several manuals: Bell Helicopter Illustrated Parts Breakdown, Model 47 Series Helicopter, 30 September 1953; Bell Maintenance and Overhaul Instructions, Introduction, 30 ...
The Bell 47 became the first helicopter certified for civilian use on March 8, 1946. Designed by Arthur M. Young, more than 5,600 Bell 47 helicopters were produced until 1974, including 1,200 under ...
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