Center bay of chain forge with "Big Barney," a 10,000-lb hammer (Navy # 230089) in the foreground; "Little Andy," a 12,000-lb hammer (Navy # 230082) in the center; and "Old Harry," a ...

Looking east at line of hammers and presses located in the southwest corner of the chain forge. From right to left are Chambersburg Engineering Company 1,000-lb hammer from 1943 (Navy # 230002), ...

View of hammer nameplate (Chambersburg Engineering Company, Chambersburg, Penna USA) and view north of Tony Talotta (heavy forger), Paul Azcharka (hammer operator), and Morty Hoffman (hammer operator helper) forging eyebolts. - Naval ...

27. INTERIOR VIEW, ERIE DROP HAMMER; NOTE HAMMER IS IDLE, NO WOOD SHAFT TO RAISE HAMMER - Warwood Tool Company, Foot of Nineteenth Street, Wheeling, Ohio County, WV

Looking south in southwest corner of chain forge. From left to right: Chambersburg Engineering Company 1,000-lb hammer from 1943 (Navy # 230002), Alliance Machine Company 1,500-lb hammer from 1939 (Navy # 230004), ...

EXTERIOR VIEW OF DROP HAMMER BUILDING FROM EAST. - Glenn L. Martin Aircraft Company Plant No. 2, Drop Hammer Building, 2800 Eastern Boulevard, Middle River, Baltimore County, MD

INTERIOR VIEW OF DROP HAMMER BUILDING. - Glenn L. Martin Aircraft Company Plant No. 2, Drop Hammer Building, 2800 Eastern Boulevard, Middle River, Baltimore County, MD

26. INTERIOR VIEW, CHAMBERSBURG DROP HAMMER (LEFT) AND NIAGARA PRESS (RIGHT); NOTE WOOD SHAFT USED TO RAISE DROP HAMMER - Warwood Tool Company, Foot of Nineteenth Street, Wheeling, Ohio County, WV

3. Credit BG. The interior of the control room appears in this view, looking north (0°). The control console in the room center permitted remote control of various propellant grinders and mixers ...

1908 NO. 2 SHAFT-ROCKHOUSE SHOWING DROP HAMMER (LEFT) AND STEAM HAMMER (RIGHT) USED FOR CLEANING MASS AND BARREL COPPER - Quincy Mining Company, Hancock, Houghton County, MI

24. 1908 NO. 2 SHAFT-ROCKHOUSE SHOWING DROP HAMMER (LEFT) AND STEAM HAMMER (RIGHT) USED FOR CLEANING MASS AND BARREL COPPER. - Quincy Mining Company, Hancock, Houghton County, MI

VIEW OF SMITH FORGING METAL SPECIMEN USING 3,000-POUND DROP HAMMER NO. 1, MAN TO RIGHT IS OPERATING HAMMER WHILE OTHER SHAPES SPECIMEN. - Cambria Iron Company, Blacksmith Shop, Lower Works, Johnstown, Cambria ...

Interior of shop, detail of 8,000 pound forging hammer (this hammer was probably manufactured the Chambersburg Engineering Company of Chambersburg, Pennsylvania), looking east - Bethlehem Steel Corporation, South Bethlehem Works, Tool Steel-Electric ...

36. SOUTHWEST TO BELT-POWERED CIRCA 1900 DROP HAMMER IN NORTHEASTERN QUADRANT OF FACTORY OPPOSITE FROM THE BLACKSMITH SHOP AREA. THIS MACHINE WAS USED TO SHAPE THE STEEL VANE HINGE PART AFTER IT ...

9. VIEW OF 'BLUE STREAK' HAMMER MILL (Prater Pulverizer Co., Chicago, Illinois), LOCATED IN THE SOUTHEAST CORNER OF THE BASEMENT, WAS ADDED IN THE EARLY 1930s. THIS WAS THE MILL'S FIRST ELECTRIC-POWERED ...

The good machines of America's arsenal of democracy must have good men to work them. The power hammer that forges shells for the Army is operated by experienced hammer-smiths who, a short ...

Production. Airplane manufacture, general. Huge drop hammers work day and night forming sheet metal parts for United Nations bombers and fighters at the Inglewood, California, plant of North American Aviation, Incorporated. The ...

Production. Airplane manufacture, general. Thousands of sheet metal plane parts are formed daily in the drop hammer department of North American Aviation, Incorporated at Inglewood, California. Hemp rope and the rubber in ...

Production. Airplane manufacture, general. Thousands of sheet metal plane parts are formed daily in the drop hammer department of North American Aviation, Incorporated at Inglewood, California. Hemp rope and the rubber in ...

Production. A-31 ("Vengeance") dive bombers. Pattern-making drop-hammer die. This worker is making a pattern for a drop-hammer die for the forming of a sheet-metal part for the "Vengeance" dive bombers manufactured at ...

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