Westinghouse Air Brake Co. Material: paper. Size: 4 3/4" x 7" Description: saddle-stitched with cardboard covers - black print: "Instruction Pamphlet No. 5034, April 1936, The "LN" Passenger Car Air Brake Equipment, Westinghouse Air Brake Company, Pittsburgh, PA., U.S.A." - 62 pages of description, operation and maintenance directions.
