The Slave Trade.—“It would be easy to prove,” says Humboldt;“that the whole of Archipelago of the West Indies, which now comprise scarcely 2,400,000 negroes and mulattoes, (free and slaves) —received from 1670 to 1825, nearly five millions of Africans! In this revolting calculation of the consumption of the human species, we have not included the number of unfortunate slaves who have perished in the passage or been thrown in the sea as damaged merchandise.”