Author previously reported that helicopter mechanics were too few and maintenance costs too high; as result of further investigation, with help of Bell Aircraft Corp and number of operators using Model 47-B, maintenance situation appears to be better; letters from operators presented giving information on training requirements for mechanics and improved practices for maintenance; table shows cost and frequency reduction in maintenance.
Maintenance of Bell helicopter
Aero Digest
Aero Digest ; 57 , n 2
1948
3 pages
Article (Journal)
English
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