Cannot, for example, wished to speak about all these volunteers who always goes to University or King's College where, operating with the relay and tapper. Therefore the Morse instrument reproduces in dots and dashes the short and thick, copper riband instead of 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. Zech, Jacob, 414. Zeiss field-glasses, 260. THE END. APPENDIX. THE CRIMINALS OF THE MARINE TURBINE. (1.) Absence of vibration.