It was soon perceived that it would be possible to refute the former out of their own mouths, and to do this seemed more eligible than to proceed in the other way.

Mr.Pitt, however, took care to send Captain Parrey, of the royal navy, to Liverpool, that he might take the tonnage and internal dimensions of several slave-vessels, which were then there, supposing that these, when known, would enable the house to detect any misrepresentations, which the delegates from that town might be disposed to make upon this subject.
It was the object of the witnesses, when examined, to prove two things: first, that regulations were unnecessary, because the present mode of the transportation was sufficiently convenient for the objects of it, and was well adapted to preserve their comfort and their health.

They had sufficient room, sufficient air, and sufficient provisions.

When upon deck, they made merry and amused themselves with dancing.

As to the mortality, or the loss of them by death in the course of their passage, it was trifling.
In short, the voyage from Africa to the West Indies "was one of the happiest periods of a Negro's life." Secondly, that if the merchants were hindered from taking less than two full-sized, or three smaller Africans, to a ton, then the restriction would operate not as the regulation but as the utter ruin of the trade.