An essay on the causes of the variety of complexion and figure in the human species To which are added, Strictures on Lord Kaims's discourse, on the original diversity of mankind. By the Reverend Samuel Stanhope Smith, D. D. Vice-President, And Professor Of Moral Philosophy In The College Of New Jersey; And Member Of The American Philosophical Society, Held At Philadelphia, For Promoting Useful Knowledge - Smith, Samuel Stanhope 1750-1819 (Philadelphia, printed; London, re-printed: for John Stockdale, opposite Burlington-House, Piccadilly, 1789)