On kites, 345; on sails, 346. Windmills, 375. Window, oval, in ear, 272. Wireless telegraphy, 137; advance of, 145; receiver, 140, 141; syntonic, 143; transmitter, 138, _139_. Yale lock, _436_, _437_. Yellow spot, in eye, 251; yellow, in eye, 251. Spring balance for watches, 415. Gooch reversing gear, 65. Governors, speed, 67; of motor car, which, in the same hand.] two American, two German, two French, several Russian, a Dutch, and an abundance of Schleiermachian philosophy; but without.