Lift Ev'ry Voice, Vol. 3 of Making Freedom: African Americans in U.S. History, by Primary Source (Heinemann, 2004) is a curriculum sourcebook for teachers that includes hundreds of primary sources on an accompanying CD. Vol. 3 contains a lesson on the Fugitive Slave Act and rescues that occurred in Wisconsin and Ohio.
The Dirksen Congressional History Center's online lesson explores the events leading to the Compromise of 1850.
Links to the Anthony Burns case:
Anthony Burns: A History, published in 1856.
Biographies of prominent abolitionists, including Ellen and William Craft, Wendell Phillips and Lewis Hayden