[Illustration: _The Sun-Motor used on the Pasadena Ostrich-farm, California. It works a pump capable of delivering 1,400 gallons per minute._ [_See pp. 210, 211._] ] CONTAINING INTERESTING DESCRIPTIONS IN NON-TECHNICAL LANGUAGE OF WIRELESS TELEGRAPHY, LIQUID AIR, MODERN ARTILLERY, SUBMARINES, DIRIGIBLE TORPEDOES, SOLAR MOTORS, AIRSHIPS, _&c. &c._…
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