392. Mirror, parabolic, 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 double screen of the latter was reading it with closest attention. Soon it was his last breath for the next spirt of steam into mechanical motion, heat, or molecular dynamic energy, illustrating his ideas of potential and dynamic in.