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Start Over You searched for: Subject Chemists Remove constraint Subject: Chemists Year 1880 to 1884 Remove constraint Year: <span class="from" data-blrl-begin="1880">1880</span> to <span class="to" data-blrl-end="1884">1884</span>

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T. Chalkley Palmer natural science teaching collection, circa 1880-1930

Held at: Delaware County Institute of Science [Contact Us]

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Oliver Wolcott Gibbs papers, 1847-1910 (inclusive)

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

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George Frederick Barker Papers, 1870-1900 (inclusive)

Held at: University of Pennsylvania: University Archives and Records Center [Contact Us]