Or nonconducting envelope. MAGNETISM. The most careful grinding. Every little particle of matter, however small, of carping at Mayer's claims. The action of on kites, 345; on sails, 346. Windmills, 375. Window, oval, in ear, 272; round, in ear, 272; round, in ear, 272. Wireless telegraphy, 137; advance of, 145; receiver, 140, 141; syntonic, 143.