How it Works: Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common useWilliams, Archibald
Science
How it Works: Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use
Williams, Archibald
Science -- Juvenile literature; Technology -- Juvenile literature
Vibration of columns of air, 288, 289;
of rods, 287;
of strings, 278;
of strings, conditions regulating, 278.
_Viper_, the, 86.
Virag, Pollak--high-speed telegraphy, 136.
Vitreous humour, 246.
Voltage, 121, 161.
Vowel sounds, 308.
Wasborough, Matthew, 51.
Watches, first, 412.
Water cock, _365_;
engines, 375;
gauge, 35, _36_;
jacket, 19, 95;
meter, _368_;
supply, 371;
turbines, 174, 376;
wheels, 375.
Watt, James, 51, 69, 375.
Welsbach incandescent mantle, 407.
Westinghouse air-brake, 194, _195_, _197_;
George, 194.
Wheatstone needle instrument, 128, 131;
automatic transmitter, 135.
Wind, why it blows, 323;
action of on kites, 345;
on sails, 346.
Windmills, 375.
Window, oval, in ear, 272;
round, 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.
Public-domain text, read in full here on John Shaqi.
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