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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.

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February 16, 1857

Rock, John Sweat, 1825-1866

Broadside

Title: [Advertisement for antislavery lecture]

Letterpress broadside/flyer for an antislavery lecture by Dr. John Sweat Rock. Includes a short note in which Dr. Rock asks David P. Harmon if his lecture on "The Unity of the Races" would be well received in Harmon's town.

GLC06143.15

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