Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 368
ples of gliding flight first demonstrated byLilieiithal and a little later, much more com]>letely, by Chanute of Chicago (1805-1.S97). The lower panel shows the first successful power flight in the history of theworld (Orville Wright in the machine, Wilbur running beside it as it rose fromthe… … Fig. 338. The modem receiver A modern telephone receiver is shown in Fig. 338. Itconsists of a permanently magnetized U-shaped piece of steelin front of whosepoles is a soft-irondiaphragm whichalmost touches theends of the mag-net. Wound inopposite directionsupon the two polesare coils of…
Physics
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