Instruction Pamphlet No. 5050 6, May 1942, "Passenger Car Brake Equipment with D 22 A Control Valve," and Instruction Pamphlet No. 5050
name: label: Collection Author
content: Railway Express Agency.
label: Collection Donor
content: Karl, Roger F. R.
setName: label: See more items in
content: Railway Express Agency Records
label: See more items in
content: Railway Express Agency Records / Series 3: Engineering Drawings and Publications
unitdate: label: Date
content: July 7, 1948
container: label: Container
content: Box 1, Folder 3
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Text