Meccano Ltd. Engineering Drawings

DRAWING JOB NUMBER - 20

¾" Contrate Wheel

Meccano Part No. 29 (Contrate Wheel ¾" dia. 25 teeth)

Drawing Date - 10/07/1931
The following revisions are noted on the drawing:-
Issue 5 - 09/08/1945
Issue 6 - 06/03/1950