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Hahn papers
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Contents List
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circa 1843-circa 1968
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1 box, 1.2 linear feet
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Scrapbook,
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circa 1843-circa 1968
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Folio
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1914-1915
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1 folder
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Correspondence,
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1914-1915
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Box 1: folder 2
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1913-1940
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2 folders
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Writings,
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1913-1940
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Box 1: folder 3
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Writings,
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1932
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Box 1: folder 4
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Biographical Information,
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1933-1951
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1 folder
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Biographical Information,
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1933-1951
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Box 1: folder 5
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circa 1915
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one pair of laboratory goggles
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Laboratory Goggles,
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circa 1915
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Objects
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circa 1895-1941
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1 folder
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Photographs,
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circa 1895-1941
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Box 1: folder 7
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