By Fradenburgh Evan A.   in Journal of the American Helicopter Society

ISSN:2161-6027|24|3|11-19

AHS International‎(1979)‎

Access to resources Favorite 21.038372

By Fradenburgh Evan A.   in Journal of the American Helicopter Society

ISSN:2161-6027|29|3|73-74

AHS International‎(1984)‎

Access to resources Favorite 21.038372

By Fradenburgh Evan A.   in Journal of the American Helicopter Society

ISSN:2161-6027|5|4|24-33

AHS International‎(1960)‎

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By Fradenburgh Evan A.   in Journal of the American Helicopter Society

ISSN:2161-6027|40|1|3-19

AHS International‎(1995)‎

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By Fradenburgh Evan A.   Chuga Gregory M.   in Journal of the American Helicopter Society

ISSN:2161-6027|13|1|44-62

AHS International‎(1968)‎

Access to resources Favorite 14.294111

By Fradenburgh Evan A.   Kiely Edmond F.   in Journal of the American Helicopter Society

ISSN:2161-6027|9|1|3-20

AHS International‎(1964)‎

Access to resources Favorite 14.294111