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Production. Airplane propellers. Two-way spider forgings for Hamilton airplane propellers in the rough store department of a Hartford, Connecticut, plant. After precision machining these spiders will hold a two-blade propeller assembly in the hydromatic mechanism that controls the blade pitch during
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Production. Airplane propellers. Two-way spider forgings for Hamilton airplane propellers in the rough store department of a Hartford, Connecticut, plant. After precision machining these spiders will hold a two-blade propeller assembly in the hydromatic mechanism that controls the blade pitch during

United States. Office Of War Information, Feininger, Andreas · 1942-01-01 · photo, print, drawing

From the collection of Library of Congress. Free to download, adapt and use — no permission needed.

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united statesconnecticutnitrate negativeshartford countyeast hartford
Credit lineProduction. Airplane propellers. Two-way spider forgings for Hamilton airplane propellers in the rough store department of a Hartford, Connecticut, plant. After precision machining these spiders will . 1942-01-01. United States. Office Of War Information, Feininger, Andreas. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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