Rapid Transit Guide, c. 1970 – 1971, 1996.1002.10; New York Transit Museum Collection. New York Subway Guide, 1972, 2003.37.12; New York Transit Museum Collection. Details of 1972 map, 2003.37.12; New York Transit Museum Collection. Details of 1972 map, 2003.37.12; New York Transit Museum Collection.
