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Start Over You searched for: Subject Science Remove constraint Subject: Science Subject Patents Remove constraint Subject: Patents Creator Franklin Institute (Philadelphia, Pa.) Remove constraint Creator: Franklin Institute (Philadelphia, Pa.) Language English Remove constraint Language: English

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The Historical and Interpretive Collections of The Franklin Institute collection of oversized papers, 1790-1984 (inclusive)

Held at: The Historical and Interpretive Collections of The Franklin Institute [Contact Us]

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The Historical and Interpretive Collections of The Franklin Institute subject files, 1792-1943 (inclusive)

Held at: The Historical and Interpretive Collections of The Franklin Institute [Contact Us]