THE WORKS OF JOHN PLAYFAIR, ESQ. LATE PROFESSOR OF NATURAL PHILOSOPHY IN THE UNIVERSITY OF PRESIDENT OF THE ASTRONOMICAL INSTITUTION OF EDINBURGH, SECRETARY OF THE ROYAL SOCIETY OF EDINBURGH, AND HONORARY MEMBER OF THE ROYAL MEDICAL SOCIETY OF WITH A MEMOIR OF THE AUTHOR. VOL. IV. EDINBURGH: PRINTED FOR ARCHIBALD CONSTABLE & CO. EDINBURGH, AND HURST, ROBINSON, AND CO. London. 1822. bam |