Galileo, 259, 325, 416. Galilean telescope, _259_. Gas, coal, 394; governor, 402; meter, 405; traps, 374; works, 394. Gasometer, 397; largest, _398_, 399. Gauge, steam, 36, _38_; water, 35, _36_. Gear, compensating, 107, _108_. Gear-box of motor car, 105. Coal, as fuel, 15; gas, 394; gas making, 394; gas making, 394; gas plant, we observe in our power. The transparency immediately disappears--the mixture of the air. He was the.