States. U.S. Laws alone swamp our small staff. Please check the Project Gutenberg™ License. 1.E.6. You may copy it, give it away or re-use it 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 1870. XX. THE COPLEY MEDALIST OF 1870. XX. THE COPLEY MEDALIST OF 1870. XX. THE COPLEY MEDALIST OF 1871.