Postcards from Under New York: IRT
Interborough Rapid Transit Co. Routes, 1904. Courtesy of the New York Public Library.
Ticket Office, City Hall Subway Station, ca. 1904. Detroit Publishing Co., photographer. Courtesy of The Library of Congress.
18th Street Subway Station, undated. George P. Hall & Son, photographer. Courtesy of The New-York Historical Society.
28th Street Subway Station, ca. 1904. Detroit Publishing Co., photographer. Courtesy of The Library of Congress.
Subway Tunnel, ca. 1904. Detroit Publishing Co., photographer. Courtesy of The Library of Congress.
Grand Central Terminal, ca. 1910-1920. Detroit Publishing Co., photographer. Courtesy of The Library of Congress.