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.

Ironside "Merrimack" at anchor

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Gilder Lehrman Collection #: GLC05111.02.1302 Author/Creator: Place Written: s.l. Type: Photograph Date: circa 1861-1865 Pagination: 1 carte de visite Height: 6.2 cm, Width: 10.4 cm Order a Copy

Modern ink inscription on recto "Merrimack." Modern ink inscription on verso "23." Photographers imprint on verso: "McPherson & Oliver Photographers."

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