Born: United States of America
Primarily active in: United States of America

Frank K. MacMahon, Manager Military Liaison, The Boeing Company's Vertol Division, suffered a fatal heart attack on March 31, 1964.  MacMahon, a Colonel in the United States Army Reserve, was a charter member of the Army Aviation Association of America and the American Helicopter Society.  He was a firner vuce president of each organization.  MacMahon was also a member of the AUSA, the AOA and the Twirly Birds.

Obituary (pg-36) : VERTIFLITE April 1964