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.

Northwest Boundary: with 4 letters, printed report and folding map

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Gilder Lehrman Collection #: GLC05634 Author/Creator: Place Written: s.l. Type: Header Record Date: 1821 Pagination: 530 p. + 7 items Order a Copy

Fixing the Northwest boundary between the U.S. and Canada, as far as Oregon Territory. Including complete record of American and British exploration parties. Manuscript book accompanied by map (#8) and 7 other items,starting with early preliminaries.

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