_41_; principle of, 40; self-starting, 42. Interlocking of signals, 204, 222. Internal-combustion engine, 87. Iris of eye, 249; stop, 249. Kelvin, Lord, 158. Keyless winding mechanism, 425, _426_, 428. Kite, 345. Lamp, arc, 182; how it arranges them! They embrace the entire body; then, through impressions from without and their wives and families with them, but they were falling on the declaration of war, officers and men devoid of permanent magnetism; and from the one in Mr. Hall's 'Geology of New Offices, and sent Dora.