1061. Woolen Mill Format: Photographs Collection: Photo Collection Date: 1939 Institution: Crane Museum of Papermaking
1062. Work shop Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1908–1926] Institution: National Archives at Boston
1063. Work shop Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1908–1926] Institution: National Archives at Boston
1064. Workforce Format: Photographs Collection: Lawrence History Center Photograph Collection Date: [ca. 1860–2011] Institution: Lawrence History Center
1065. Working model of MacIntosh-Seymour Marine Steam Engine made by Watertown Arsenal Apprentice School Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: September 4, 1946 Institution: National Archives at Boston
1066. Working model of MacIntosh-Seymour Marine Steam Engine made by Watertown Arsenal Apprentice School Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [1946] Institution: National Archives at Boston
1067. Working model of MacIntosh-Seymour Marine Steam Engine made by Watertown Arsenal Apprentice School Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [1946] Institution: National Archives at Boston
1068. World's Largest - The Carborundum Co. uses this 80-ton surface grinder to taper aluminum aircraft skins. The 80-ton monster takes an 88-inch-wide abrasive belt. Format: Photographs Collection: Boston Herald-Traveler Photo Morgue Date: [ca. October 1955] Institution: Boston Public Library
1069. X-ray in bldg. 45 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1939–1959] Institution: National Archives at Boston
