Meccano Ltd. Engineering Drawings
UK DRAWING/JOB NUMBER - 250
4" Geared Ball Race
Meccano Part No. 168b (Ball Thrust Race Toothed Disk 4" dia.)
Drawing Date - 26/08/1930
The following revisions are noted on the drawing:-
Issue 6 - 10/07/1945
Issue 7 - 14/06/1951