Some remarks on a pamphlet, call'd, Reflections on the constitution and management of the trade to Africa : demonstrating the author's abusive aspersions therein contained, to be ill grounded, the matters of fact wrong represented, and the late management of that trade set in a true light : with an account of the needful charge of the British settlements in Africa ; in what manner they may be best maintain'd, and the trade carry'd on to the benefit of this nation, and our plantations in America.