1. The American freedman. Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: American Freedman's Union Commission [etc.] Publication Place: New York, Date: 1866 Format: Book
2. Compendium of the impending crisis of the South. Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: A. B. Burdick Publication Place: New York, Date: 1860 Format: Book
3. Annual report of the Board of Military Claims of the state of Pennsylvania : for the year 1863. Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: s.n. Publication Place: Harrisburg Date: 1864 Format: Book