XEE4158018 Slave Trade - ??????Black trade: what an infamous contract, one merchant what does not belong to anyone, the other sells the property of nature ??????- Black trade. A slave merchant tries to bargain a man between two owners, while the slave\'s wife and child are set aside. Engraving by John Raphael Smith (1752-1812), 1814 after the painting by George Morland (1763-1804) by Morland, George (1763-1804) (after); Private Collection; (add.info.: Slave Trade - ??????Black trade: what an infamous contract, one merchant what does not belong to anyone, the other sells the property of nature ??????- Black trade. A slave merchant tries to bargain a man between two owners, while the slave\'s wife and child are set aside. Engraving by John Raphael Smith (1752-1812), 1814 after the painting by George Morland (1763-1804)); Stefano Bianchetti.