EXPERTS SECRETS

Kawasaki, USA, 1977

SERVICE

Yamaha, USA, 1970s

CLYMER

Suzuki, USA, 1988

XT500 PAINTING

Clymer, USA, 1981

UK CYCLES

British motorcycles, USA, 1951

HUSKY

Clymer manual, USA, 1972

TROUBLE EXIT

Clymer, USA, 1976

EXPERTS SECRETS

Suzuki, UK, 1976

SERVICE & REPAIR

Yamaha, USA, 1975

ENDURO SERVICE

Yamaha handbook, USA, 1973

DON CLARK'S 650

Yamaha 650, USA, 1973

NORTON TWINS

Norton manuals, UK, 80s

RED-WHITE-BLUE

Harley-Davidson, Clymer manual, USA, 1976

HOP-UP

Clymer' Suzuki repair & service handbook, USA, 1977

650 TWIN

Yamaha 650cc Twins, Clymer Manual, USA, 1974

CLYMER ILLUSTRATIONS

Clymer Maico and Suzuki repair handbooks, USA, 70s

SOCCER MOPED

Clymer Garelli moped repair manual, USA, 1978

KAWA ILLUSTRATION

Clymer Kawasaki repair handbook, 90 - 350cc singles, USA, 1971

HONDA CLYMERS

Honda Clymer service and repair handbooks; USA, 60s/70s

SUZUKI LINES

Clymer Suzuki 125 - 500cc Repair Handbook, USA, 1972...

... and the article I found in the '72 Cycle Guide, with the original photo of Willie Hardin, which is used for the Clymer handbook illustration.