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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 Year 1950 to 1999 Remove constraint Year: <span class="from" data-blrl-begin="1950">1950</span> to <span class="to" data-blrl-end="1999">1999</span>

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Philadelphia Water Department records and collection on Fairmount Water Works, 1801-1980 (inclusive)

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

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Midvale Steel Company records, 1920-1978 (bulk) 1873-1978 (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 manuscript collection, 1762-2003 (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 Frankliniana collection, 1718-2006 (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 aviation scrapbook collection, 1940-1959 (bulk) 1909-1959 (inclusive)

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

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Laurence and Sylvia C. Eisenlohr papers on book about Fairmount Water Works, 1817, 1974-1989

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 photograph and negatives collection, circa 1860-1990s

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 collection of oversized papers, 1790-1984 (inclusive)

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

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Franklin Institute records, 1824-2016 (inclusive)

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

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Edwin H. Armstrong papers, 1909-1956 (inclusive)

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