641. 240 MM shell, finish turning bourrelet Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: July 30, 1945 Institution: National Archives at Boston
642. 240 MM shell, handling prior to shipment Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: April 1945 Institution: National Archives at Boston
643. 240 MM shell, installing base cover by use of horizontal press Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: April 1945 Institution: National Archives at Boston
644. 240 MM shell, rough turning with 4 turning and 2 cut-off tools Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: April 1945 Institution: National Archives at Boston
645. 240 MM shell, showing method of setting tool by indicator for finish turning bourrelet Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: July 30, 1945 Institution: National Archives at Boston
646. 240 MM shell, spray painting Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: April 1945 Institution: National Archives at Boston
647. 240 MM shell, transfer of rotating band from induction furnace to banding press Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: April 1945 Institution: National Archives at Boston
648. 2400 Ft-Lb Charpy machine, bldg 71 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1959–1962] Institution: National Archives at Boston
649. 2400 Ft-Lb Charpy Machine, bldg 71 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1959–1962] Institution: National Archives at Boston
650. 2,400,000 lb hydraulic tension-compression testing machine Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1959–1962] Institution: National Archives at Boston
651. 2,400,000 lbs. capacity tension-compression testing machine Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1964] Institution: National Archives at Boston
652. 2,400,000-lb hydraulic tension-compression testing machine Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1959–1962] Institution: National Archives at Boston
653. 2,700.000 capacity cold work fixture, lowering 3" AA liner into container Creator: U.S. Army Materials and Mechanics Research Center. Public Affairs Office; Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: March 10, 1937 Institution: National Archives at Boston
654. 280 MM Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1950–1959] Institution: National Archives at Boston
655. 280 MM atomic cannon with carrier Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: [ca. 1942–1959] Institution: National Archives at Boston
656. 280 MM gun Atomic Annie Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: October 22, 1952 Institution: National Archives at Boston
657. 280 MM gun carriage Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: November 1952 Institution: National Archives at Boston
658. 2nd floor 313 N Creator: U.S. Army Materials and Mechanics Research Center. Public Affairs Office Format: Photographs Collection: Watertown Arsenal Photographs Date: April 9, 1968 Institution: National Archives at Boston
659. 3" AA assembly line, building 36 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: May 14, 1937 Institution: National Archives at Boston
660. 3" AA assembly line, building 36 Creator: Watertown Arsenal (Mass.) Format: Photographs Collection: Watertown Arsenal Photographs Date: May 14, 1937 Institution: National Archives at Boston