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At the Institute’s core is the Gilder Lehrman Collection, one of the great archives in American history. More than 85,000 items cover five hundred years of American history, from Columbus’s 1493 letter describing the New World through the end of the twentieth century.

Twining, Alexander Catlin (1801-1884) Archive of Alexander Twining, including inventions, writings and patents [Decimalized .01- .07]

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Gilder Lehrman Collection #: GLC07242 Author/Creator: Twining, Alexander Catlin (1801-1884) Place Written: [various places] Type: Header Record Date: 1837-1883 Pagination: 5 items + ev. Order a Copy

Twining was an astronomer, and invented an ice-making apparatus. The archive includes: supplement to patent application, bound handwritten scientific journal, essay, various letters and diagrams.

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