Our Collection

At the Institute’s core is the Gilder Lehrman Collection, one of the great archives in American history. More than 70,000 items cover five hundred years of American history, from Columbus’s 1493 letter describing the New World to soldiers’ letters from World War II and Vietnam. Explore primary sources, visit exhibitions in person or online, or bring your class on a field trip.

Harrison, Robert Hanson (1745-1790) to Henry Knox

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Gilder Lehrman Collection #: GLC02437.00248 Author/Creator: Harrison, Robert Hanson (1745-1790) Place Written: Cambridge, Massachusetts Type: Autograph letter signed Date: 6 February 1776 Pagination: 2p.+addr.+docket. 23.3 cm. x 18.5 cm.

Informs Knox that William Cowley has been granted permission for a military discharge by George Washington. Asks Knox to issue the discharge and have Captain Burbeck pay his wages. Harrison was then a secretary to George Washington.

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