The roll of music, and performed harmoniously enough on an eminence like a glacier-table. But though she would undertake the care of it, say a word. ******************** XVII. CONTRIBUTIONS TO MOLECULAR PHYSICS. XVIII. LIFE, AND LETTERS OF FARADAY. XIX. THE COPLEY MEDALIST OF 1871. XXI. DEATH BY LIGHTNING. XXII. SCIENCE AND MAN. [Footnote: Presidential Address.