Seattle Municipal Railway Number 404 at the Jefferson carbarn, Seattle, Washington, 1939. Box motor 404 after major modifications. Photograph by W. Mendenhall. Additional subject classification: Box motor locomotive, Central District

Seattle Municipal Railway Number 403 at the North Seattle carbarn, Seattle, Washington, 1939. Wrecker car 403. Photograph by Harold Hill. Additional subject classification: Wrecker, Queen Anne

Seattle Municipal Railway Number 403 at the North Seattle carbarn, Seattle, Washington, 1939. Wrecker car 403 with crew member. Photograph by W. Mendenhall. Additional subject classification: Wrecker, Queen Anne

Seattle Municipal Railway Number 402 at the Georgetown carbarn, Seattle, Washington, undated. Street sweeper car 402. Additional subject classification: Street sweeper, Georgetown

Seattle Municipal Railway Number 401 at the Georgetown carbarn, Seattle, Washington, undated. Street sweeper car 401. Additional subject classification: Street sweeper, Georgetown

Seattle Municipal Railway Number 400 at the Georgetown carbarn, Seattle, Washington, undated. Box motor 400 equipped with snowplow. Additional subject classification: Box motor locomotive, Georgetown

Seattle Municipal Railway Number 400 at the Georgetown carbarn, Seattle, Washington, 1940. Original Highland Park & Lake Burien locomotive, later Seattle Municipal Railway. Photograph by Harold Hill. Additional subject classification: Box motor locomotive, Georgetown

Seattle Municipal Railway Number 400 at the Georgetown carbarn, Seattle, Washington, 1939. Original Highland Park & Lake Burien locomotive, later Seattle Municipal Railway, May 7, 1939. Additional subject classification: Box motor locomotive, Georgetown

Seattle Municipal Railway Number 400 at the Georgetown carbarn, Seattle, Washington, 1939. Box motor 400 coupled to a hopper car, May 7, 1939. Additional subject classification: Box motor locomotive, Georgetown

Seattle Municipal Railway Number 400 at the Georgetown carbarn, Seattle, Washington, 1935. Box motor 400, built by Pacific Car and Foundry in Renton, Washington. Photograph by Harold Hill. Additional subject classification: Box motor locomotive, Georgetown