Abraham Lincoln and slavery a unit of study for grades 8-12 /

by Ankeney, Kirk
Los Angeles, CA : Peterborough, NH : National Center for History in the Schools, University of California, Los Angeles ; Cobblestone Publishing, 1994

Slavery in the 19th century a unit of study for grades 5-8 /

by Pearson, Jim
Los Angeles, CA : Peterborough, N.H. : National Center for History in the Schools, University of California, Los Angeles ; Cobblestone Publishing, 1981