1939 Apr 13 Cotton Motor Cycle AD p14
1939 4 13 COTTON – The Enthusiasts Ideal! PRIDE & CLARKE. Thirteenth Edition – Revised, HINTS and TIPS for MOTORCYCLISTS MOTOR CYCLIST Advertisement p 14
1939 4 13 COTTON – The Enthusiasts Ideal! PRIDE & CLARKE. Thirteenth Edition – Revised, HINTS and TIPS for MOTORCYCLISTS MOTOR CYCLIST Advertisement p 14