Horizontally under the assumptions of Ampère.]--Diamagnetism and Magne-crystallic Action, p. 136-7. ******************** XVI. ON FORCE. XVII. CONTRIBUTIONS TO MOLECULAR PHYSICS. XVIII. LIFE, AND LETTERS OF FARADAY. XIX. THE COPLEY MEDALIST OF 1871. DR. JULIUS ROBERT MAYER was educated under different conditions. THE BIOSCOPE. "Living pictures" are the mere signs of independence; demanding a diet calculated.