average number imported every year up to the present time, at about 30,000. If the profit realized on the purchase of one slave amounts, as we have shown, to $365, the total profits of one year's trade will therefore be about $11,000,000
******
"It is estimated that in the port of New York alone, about twelve vessels are fitted out every year for the slave trade, and that Boston and Baltimore furnish each about the same number, making a fleet of thirty-six vessels, all engaged in a commerce at which the best feelings of our nature revolt. If to these be added the slavers fitted out in other Eastern ports besides Boston, we e will have a total of about forty, which is rather under than over the actual number. Each slaver registers from 150 to 250 tons, and costs, when ready for sea, with provisions, slave equipments, and every thing necessary for a successful trip, about $8,000.
"Here, to start with, we have a capital of $320,000, the greater part of which is contributed by Northern men."
A table of costs is then given, and, —