License, verbatimUS-PD
The New York Public Library states no known U.S. copyright for this item. Pinax admits it as US-PD only because the work predates 1900, making public domain near-certain worldwide; status outside the U.S. is not asserted and reuse elsewhere is the user's responsibility. Credit: From The New York Public Library.
An exposition of the African slave trade, from the year 1840, to 1850, inclusive. Prepared from official documents, and published by direction of the representatives of the Religious Society of Friends, in Pennsylvania, New Jersey, and Delaware. 1840 (from title). The New York Public Library.