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Filter: Subject of Airplane engines
Filter: Subject of engines
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| Description: | Gisholt 52" vertical boring mill. The machine has a turret head on the left hand side and "an attachment for crowning pulleys or fly wheels, capable of fin... |
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| Description: | Standard type of Gisholt Vertical Boring and Turning Mills manufactured as 52, 60, 64, and 72 inches. Gisholt was the first company to specialize in heavy ... |
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| Description: | Gisholt 22" Turret Lathe. The metal stamp states: "American Turret Lathe Mfg. Co. Patented December 26, 1899. Semi-Automatic. Warren, PA." The Pennsylvania... |
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| Description: | Gisholt Standard Turret Lathe. The metal stamp states: "Gisholt Machine Co. Madison, Wis., U.S.A." Gisholt was the first company to specialize in heavy typ... |
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| Description: | Standard Turret Lathe, "Conradson," by American Turret Lathe Company in Wilmington, Delaware, "Patented December 26, 1899." Gisholt was the first company t... |
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| Description: | Gisholt Standard Turret Lathe. The metal stamp states: "Gisholt Machine Co. Madison, Wis., U.S.A." Gisholt was the first company to specialize in heavy typ... |
| Date: | 07 22 1929 |
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| Description: | Crankcase for the 7-cylinder Comet engine that shows how it was built in two sections united by seven through bolts as well as by seven cylinder flanges. |
| Date: | 06 01 1929 |
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| Description: | Two 7-cylinder Comet engines assembled with cams are set up on a factory floor. Supported in opposing engine stands vertically and horizontally, they are u... |
| Date: | 01 24 1930 |
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| Description: | View of two factory men at work desks at a plant that assembled Comet aircraft engines. They are sitting on wooden stools between Korn scales in a narrow b... |
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