Robinson Helicopter: Who Is Frank Robinson?
Frank Robinson Retires - Robinson Helicopter Company
Robinson Center - Valair - Helicopter Services
Frank Robinson prefers R44 to R66 (and other anecdotes)
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Frank Robinson Retires - Robinson Helicopter Company
Robinson Helicopters Wellesbourne Mountford
Robinson Helicopter Company - Happy 90th Birthday to our founder, Frank Robinson.
Robinson R22 turns 40 - AOPA
Danger spins from the sky: The Robinson R44, the world's best-selling civilian helicopter, has a long history of deadly crashes - Los Angeles Times
Vertipedia - Frank Robinson
