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SHORT BROTHERS' ALL-METAL PLANES.

The Short Brothers' Aircraft Company are the most important exponents of all-metal construction in England. Their newest ship, called the "Silver Streak" is typical of their methods, so it will be given a detailed description which should suffice to explain the practices and principles employed.

SILVER STREAK ALL METAL AIRPLANE.

Characteristics of this machine are as follows:

Engine, Siddeley Puma ---------    150 h.p.
Area --------------------------    370 sq. ft.
Span --------------------------    37 ft. 6 in.
Length, over all --------------    26 ft. 5 in.
Height ------------------------    10 ft. 6 in.
Gas tank capacity -------------    50 gallons.
Oil ---------------------------     6 gallons.
Weight, empty ----------------- 1,865 lbs.
Pilot and 400 lbs. of
freight, or pilot and
passengers: weight
fully loaded ------------------ 2,700 lbs.
Maximum speed -----------------   120 m/h.
Cruising speed ----------------    90 m/h.
Climb, 10,000 ft. -------------    11 min.
Range, at full speed ----------   360 miles.
Range at cruising speed -------   450 miles.
Load per horsepower -----------    10.5 lbs.
Load per square foot ----------     7.5 lbs.

This machine is the only British all-metal machine employing

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