The conquest of the air; the romance of aerial navigation (1902)
Alexander, John · New York, A. Wessels company · leaf 26
last century, that we owe the in-vention of the guide-rope and also the use ofordinary coal-gas for inflation. Hydrogen is muchmore buoyant, but many times more expensiveand infinitely more difficult to apply. The guide-rope is used when travelling at any altitude up to GREEN AND THE GUIDE-ROPE. 23… … INFLATING A IALLOCN V> ITH COAT-^AS, the rope trails on the ground the part touching theearth is Hke ballast thrown cut, and releases theballoon to that extent, while the part still hangingacts as ballast retained and equalises this effect. It isalso of immense use in breaking the rate of…
Aeronautics
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