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Keywords: loc_headings:Mathematical instruments

Historical Items

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Item 27011

Abacus, Islesboro, ca. 1900

Contributed by: Islesboro Historical Society Date: circa 1900 Location: Islesboro Media: wood, metal

Item 36612

Instrument Makers' banner, Portland, 1841

Contributed by: Maine Historical Society Date: 1841 Location: Portland Media: Oil on linen

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