41. Official report of the Niger Valley Exploring Party Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: Thomas Hamilton ; Webb, Millington & Co. ; J.B. Barry ; A.J. Brady, printer and stereotyper Publication Place: New York : London : Leeds: : [New York] Date: 1861 Format: Book
42. Friends of Human Progress. Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: s.n., 1861 Publication Place: Waterloo, N.Y.? Date: 1861 Format: Book
43. A discourse delivered on the occasion of the national fast, September 26th, 1861, in the First Congregational Unitarian Church in Philadelphia Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: T.B. Pugh Publication Place: Philadelphia Date: 1861 Format: Book
44. The great cotton question : where are the spoils of the slave? : addressed to the upper and middle classes of Great Britain Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: Macmillan Publication Place: Cambridge Date: 1861 Format: Book
45. Not impossible. Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: W.F. Geddes], [1860?] Publication Place: Philadelphia Date: 1861 Format: Book
46. A warning voice, or, What is the object of this war? : being a few brief and desultory observations on some things that concern us all Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: [s.n.] Publication Place: Boston Date: 1861 Format: Book
47. Bible view of slavery : a discourse, delivered at the Jewish synagogue, "Bnai Jeshurum," New York, on the day of the national fast, Jan. 4, 1861 Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: Rudd & Carleton Publication Place: New York Date: 1861 Format: Book
48. A guide to Hayti Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: Haytian bureau of emigration Publication Place: Boston Date: 1861 Format: Book
49. Review of the history and the law of servitude : in letters for the times addressed to a brother. Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: s.n. Publication Place: United States Date: 1861 Format: Book
50. A voice from Harper's Ferry : a narrative of events at Harper's Ferry, with incidents prior and subsequent to its capture by Captain Brown and his men Collection: Samuel J. May Anti-Slavery Pamphlet Collection Publisher: Printed by the author Publication Place: Boston Date: 1861 Format: Book