Gauge, brake block back, no go, no J-4-9, drg SC-SW-2882-1, steel, British Railways. Brake block back gauge
Gauge, bush, no go, 1", 1 1/4", 3/4" and 1 1/8", drg no YK 890A, gauge no J-3-42B, steel, British Railways. bush gauge
Gauge, double action door lock, 1/4" catch, 5/16" tongue in, 7/8" tongue out, DCGM 8271/2, Comp No SC/DE/44864K, gauge no 46 to BR 10906, steel, British Railways. double action door lock gauge
Gauge, ram condition slam lock, go - no go, J/20/4B&C, YK/A4/9413, steel, British Railways. ram conditions slam lock gauge
Gauge, BR Axlebox Groove Width, 3 3/4 no go, LMR DCGA 7390 workshop, gauge no J-3-72, steel, British Railways. BR axlebox groove width gauge