Our Collection

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.

United States. Congress Text of the Twelfth Amendment

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Gilder Lehrman Collection #: GLC08355 Author/Creator: United States. Congress Place Written: s.l. Type: Document Date: February 23, 1785 Pagination: Order a Copy

United States. Congress

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