The Signal Corps post at Fort Omaha has a plant comprising a steel
balloon house of size sufficient to house one of the largest dirigibles
built, an electrolytic plant for generating hydrogen gas, having a
capacity of 3000 cubic feet per hour, a 50,000 cubic foot gas storage
tank, and the compressing and carrying equipment involved in preparing
gas for shipment at high pressure in steel cylinders.
[Illustration: UNITED STATES SIGNAL CORPS BALLOON PLANT AT
FORT OMAHA, NEB.
(From the _Transactions_ of the American Society of
Mechanical Engineers)]