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Start Over You searched for: Repository The Historical and Interpretive Collections of The Franklin Institute Remove constraint Repository: The Historical and Interpretive Collections of The Franklin Institute Subject Mechanical engineers Remove constraint Subject: Mechanical engineers Year 1800 to 1849 Remove constraint Year: <span class="from" data-blrl-begin="1800">1800</span> to <span class="to" data-blrl-end="1849">1849</span>

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Sellers family papers on machinery, 1845-1893 (inclusive)

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

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Oliver Evans papers on patents, manufacturing and business matters, 1793-1818, 1900

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