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Letter to HFI Regarding its Archives
Letter to Jean Ross Howard from Elke Kempkens regarding a Helicopter Compentition in Germany
Letter to Jean Ross Howard from William Loudon Detailing a Film by the Professional Helicopter Pilot's Association
Letter to John Slattery
Letter to John Slattery from David Gershowitz
Libya Military Article
Lightweight Helicopter in France
Lindbergh Memorial Lecture on Aviation Progress and the Human Spirit
MARINE CORPS TO DEMONSTRATE HELICOPTER EVACUATION AND ASSAULT
McDonnell Douglas AH-64 Apache in the Military
Medical Aspects of Rescue Helicopters
Meeting Notes from an HFI Meeting
Memo Detailing Helicopter Landing Platform Structural Requirements
Michigan Aviation Hall of Fame Museum
Militray Boeing Vertol CH-47 on its First Flight in 1986, before being sent to Japan
Money Machines Article by Bud De Lucien
NEW JERSEY STATE POLICE FIND THAT THE ENSTROM F-28A HELICOPTER IS USED TO HELP HANDLE TRAFFIC CONGESTIONS SHOWN HERE
Operators in the United States and Canada between 1960 and 1962
Part Three of the History of Kellet Rotorcraft
Petroleum Helicopters receives the 76th Spirit
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