Chelsea Telephone Exchange, testing box.
View of test for window in Chelsea exchange.
Bay Boulevard. Far Rockaway Telephone Exchange addition.
Communications, Telephone Exchange.
National City Bank. Telephone exchange room.
Telephone, New York Telephone Co. Exchanges.
North River Savings Bank (now Chelsea Exchange National Bank), interior.
West 100th Street. New York Telephone Exchange Building.
Broadway and Dey Street. New York Telephone and Telegraph Building. Letter Box.