Slavery and the church -- Society of Friends; Slavery -- Law and legislation; Fugitive slaves; White, George F., 1789-1847; Darg, John P.; Hughes, Thomas, b. 1816?;
Slavery and the church -- Society of Friends -- History -- 19th century; Antislavery movements -- United States -- History -- 19th century; Abolitionists -- Canada -- History -- 19th century; Society of Friends -- Epistles