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402 and progress of the slave trade, its nature and calamitous effects." This book is remarkable for having given to the venerable Thomas Clarkson some of the first definite information with regard to facts, which enabled him practically to commence his long career of activity and usefulness; and we cannot do better than to give Clarkson's character of the work in his own words: "This pamphlet contained a clear and distinct development of the subject from the best authorities. It contained also the sentiments of many enlightened men upon it; and it became instrumental, beyond any other book ever before published, in disseminating a proper knowledge and detestation of this trade." With such limited pecuniary means as the occupation of school-keeping afforded, Benezet distributed large numbers of these valuable and instructive books; he sent copies of the Historical Account of Guinea to some of the most eminent men in Europe, accompanied with a circular letter, written in a simple and unadorned, yet forcible and convincing manner; in addition to this, all the time he could command from his regular occupations was employed in an extensive correspondence with such persons as he thought might be interested in promoting the cause to which he was so unceasingly devoted. Amongst those whom he addressed at different times were the Archbishop of Canterbury, Dr. Fothergill, Granville Sharp, the Abbe Raynal, John Wesley, George Whitfield, the