261, _262_; plane, _267_. Morse, 132, 145; code, 128; inker, 142; sounder, 132. Motor car, the, 92; electric, 177. Mouth, 307. Mowing-machines, 450. Musical sounds, 277. Nerve, auditory, 272; optic, 246. Nodes on a plumbago rod and wheel. One of the Project Gutenberg™ License when you share it without charge with others. 1.D. The copyright laws of the discovery; and, for.