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Stephenson gear, which was formerly used. Summing everything up, it is just an ordinary steam engine, with the
exception of being very compactly built of excellent material.
The splendid results achieved are due to the generator and the high degree of superheat given to the steam.
Usually a small steam plant is very extravagant of fuel and steam, sometimes using as high as 100 lb. of steam per HP
per hour. As a rule, the larger the plant the more economical. However, the figures of ll.95 lb. of steam per developed
HP per hour, which is the result of Prof. Carpenter’s tests, are superior in many cases to those shown by large
compound condensing engines and even triple expansion ones. Aside from the generator and engine the rest of the
White Car is similar to any other of standard make, with the possible exception of there being no transmission gear
box.