Susannah Ural, the MSU Libraries' Frank and Virginia Williams Chair for Abraham Lincoln and Civil War Studies, presents "'To Keep the Jewel of Liberty within the Family of Freedom': Abraham Lincoln and African American Military Service in the U.S. Civil War" at Mitchell Memorial Library's Grisham Room on Thursday [Nov. 2]. Ural's presentation marked the sixth annual Frank and Virginia Williams Lecture Series on Abraham Lincoln and Civil War Studies.