Technical manuals - other manufacturers
Instruction Book for Gresham's Quick Release Vacuum Brake Equipment
On British Railways Railcars
Basically a compilation of drawings and details of parts used. From very early 1956, the schematics of the braking system covers just the Derby Lightweights and the Swindon Inter-Cities.

Rotary Exhauster for Railcars
Rega 242-1

Clayton Dewandre

The manufacturers brochure for a commonly used component. Click here for more.