Q & As on the Railroad Retirement Act, 1947. Material: paper. Size: 4" x 6 3/4". Description: gray cover - black print: "Questions and Answers on the Railroad Retirement Act, as amended July 31, 1946, Revised January 1947, Railroad Retirement Board, 844 Rush Street, Chicago 11, Illinois - 118 pages. Chicago and Northwestern Railroad. C & NW Railroad.