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.

Rochard, fl. 1784-1830; James Gregorie

Order a pdf of this item here.

Gilder Lehrman Collection #: GLC01795.103 Author/Creator: Rochard, fl. 1784-1830; Place Written: s.l. Type: Photograph negative Date: circa 1784-1830 Pagination: 1 glass plate negative : b&w ; 12.7 x 17.2 cm. Order a Copy

One photo negative of James Gregoire, inventor of the reflecting telescope.

Gregoire, James, fl. 1784-1830

Citation Guidelines for Online Resources