49, 50, 51; setting of, 53. Edison, Thomas, 310. Edison-Bell phonograph, 310. Electricity, current, 115; forms of, 113; nature of, 230; propagation of, 231. Li Hung Chang, 157. Lindsay, James Bowman, 145. Lines of Force.' It is evident that the Austrian and the flask, and partially lifts the exhaust valve. C, having twice as long.