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Revival	South Carolina, 1860

Prayer meeting Harper's Weekly, Feb. 2, 1867

Bassett, J. S. The Religious Conditions of Slavery in North Carolina (The Raleigh News and Observer, Dec. 17, 1899)
Brown, Sterling. Negro Folk Expression: Spirituals, Seculars, Ballads and Work Songs (
Johnson, Whittington B. Andrew C. Marshall: A Black Religious Leader of Antebellum Savannah (The Georgia Historical Quarterly, Summer 1985)