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Filter: Subject of airplane engines
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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... |
| Date: | 03 20 1930 |
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| Description: | View inside a 7-D Comet aircraft engine manufacturing and assembly plant. An engine with nose cowling, propeller shaft and cylinders is supported by an eng... |
| Date: | 07 26 1929 |
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| Description: | Straight-on view of the front crankcase of a 7-D Comet aircraft engine on a stand. It was made in front of a sheer backdrop inside a factory, with windows ... |
| Date: | 04 22 1930 |
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| Description: | Right side profile view of an Alexander Eaglerock A-12 aircraft fitted with a Comet 7-RA air-cooled radial piston engine. A model of the Comet Engine Corpo... |
| Date: | 07 22 1929 |
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| Description: | Left side profile view of a 7-cylinder Comet air-cooled radial piston engine and propeller on a Kreider-Reisner C-4 Challenger aircraft. A design of the Co... |
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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: | Abstract profile of a 7-cylinder Comet airplane engine without a propeller. It was designed by the Comet Engine Corporation. |
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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: | 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: | Right side profile view of the front of a Comet 7-D air-cooled radial piston engine and wooden propeller on a Thaden T-2 aircraft. A design of the Comet En... |
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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... |
| 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: | 11 1929 |
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| Description: | Interior of a factory floor, with several large machines for manufacturing aircraft engines, including Landis, Whitcomb Manufacturing Company and Gisholt. ... |
| Date: | 07 22 1929 |
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| Description: | Left side profile view of a Comet 7-RA air-cooled radial piston engine and a wooden Westinghouse Micarta propeller on a Sierra BLW-2 aircraft. A design of ... |
| Date: | 07 22 1929 |
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| Description: | View towards the front of a Sierra BLW-2 aircraft, fitted with a Comet 7-RA air-cooled radial piston engine and a wooden Westinghouse Micarta propeller. Mo... |
| Date: | 07 22 1929 |
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| Description: | Close-up view of the front of a Sierra BLW-2 aircraft, fitted with a Comet 7-RA air-cooled radial piston engine and a wooden Westinghouse Micarta propeller... |
| Date: | 07 22 1929 |
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| Description: | Left side view of the 7-cylinder Comet engine fitted to the nose of an aircraft under construction. The fuselage is standing on the factory floor. A work t... |
| Date: | 11 07 1929 |
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| Description: | Interior of a factory floor, with several large machines for manufacturing aircraft engines under the skylights. A Gisholt lathe is prominently pictured se... |
| Date: | 01 24 1930 |
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| Description: | View from front of a 7-cylinder Comet airplane engine undergoing assembly. The engine is mounted to a wooden stand, located in a brick manufacturing buildi... |
| Date: | 01 24 1930 |
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| Description: | View towards a factory man working at a plant that assembled Comet engines for aircraft. The man is standing at a desk fitted with instruments in a narrow ... |
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