A search for truth, or an inquiry for the origin of the African nation : an address, delivered at New-Haven in March, and at New-York in April, 1817Oson, Jacob, 1765 or 1766-18281817.engBEIN Slavery Pamphlets 61: No. 7 of 16 titles bound together.Cover title."Published for, and by the request of, Christopher Rush, a descendant of Africa"--Cover.