Speech of Horace Mann, of Massachusetts, on the subject of slavery in the territories [electronic resource] : and the consequences of a dissolution of the Union : delivered in the United States House of Representatives, February 15, 1850
Reproduction of the original from the Oberlin College Library. Reproduced courtesy of World Microfilms Publications. AVAILABLE ONLINE TO AUTHORIZED PSU USERS.
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Electronic reproduction. Farmington Hills, Mich. : Gale, 2009. Available via the World Wide Web. Access limited by licensing agreements.