Frank Robinson, founder of Robinson Helicopter Company, has died
Aviation Maverick Started Helicopter Company From Scratch - WSJ
Helicopter - Wikipedia
Final Flight - 146th Wing Association
Celebrity deaths in 2019: Those we've lost this year – Orange
Rotorcraft Pioneer Frank Robinson Dies
Former Lynyrd Skynyrd drummer Robert Burns dies
David Lander, 'Squiggy' on 'Laverne & Shirley,' dies at 73
Frank Robinson - Robinson Helicopter Company
Flight Path Walk of Fame - Flight Path Museum LAX
Frank Robinson turns a rejected idea into the world's largest
Frank Robinson - Robinson Helicopter Company
Jerry Lee Lewis, outrageous rock 'n' roll star, dies at 87