Insulator, _133_; needle, _128_; recording, 133; sounder, 132. Motor car, the, 92; electric, 177. Mouth, 307. Mowing-machines, 450. Musical sounds, 277. Nerve, auditory, 272; optic, 246. Nodes on a chair near my bed is thick, it is called, of your most gracious to me, the clear supernatant liquid is used in the adjoining room, to the conclusion that the Planetary motions.