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LC Subject Heading: Machinery industry

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Historical Items

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Item 8904

Thomes heating boiler, ca. 1900

Thomes heating boiler, ca. 1900

Contributed by: Maine Historical Society Date: circa 1900 Location: Portland Media: Photoprint

Item 8905

108 mm shell manufacturing, ca. 1917

108 mm shell manufacturing, ca. 1917

Contributed by: Maine Historical Society Date: circa 1917 Location: Portland Media: Photographic print

Item 8941

Plows loaded for shipment, ca. 1920

Plows loaded for shipment, ca. 1920

Contributed by: Maine Historical Society Date: circa 1920 Location: Portland Media: Photoprint