X6 instruction books. The 1952 book cover is warped but pages unaffected.
The Westinghouse Automatic Brake Instruction Book 1952
Railways- The Westinghouse Automatic Brake Instruction Book 1910. Great For Age.
The Westinghouse Automatic Brake Instruction Book 1919 ( Railway Train Brakes )
The Westinghouse Automatic Brake Illustrated Description With Instructions 1907
The Westinghouse Automatic Brake Instruction Book 1934 Saxby Signal Co. Ltd.
Westinghouse Automatic Brake Instruction Published In 1948 by Westinghouse LTD