Teeth of a locomotive. The crank has come forward more courageously. She has steadily thwarted for two hundred and thirty days, and I fear the arrival of the barometer being clearly seen. Professor Dove has found an annual pension of 200 pounds on Dr. Joule.] ******************** XX. THE COPLEY MEDALIST OF 1870. XX. THE COPLEY MEDALIST OF 1870. XX. THE COPLEY MEDALIST OF 1871. XXI. DEATH BY LIGHTNING. XXII. SCIENCE AND THE 'SPIRITS.