ice. Their machinery lay-out is in- were about 4 inches in diameter, — in dicated in the diagram reproduced on some places more. The vessel is men- this page from a blue print kindly sup- tioned as having had a speed of eleven plied by Rear-Admiral C. W. Rae, knots. Her cost was stated as $2,000,-… … PLAN AND SECTIONS OF UNITED STATES QUADRUPLE-PROPELLER RIVER BATTERIES eration were a number of Russian circu- Western American river, had bateau lar ironclads which had six shafts, and sterns, and their limited draught of water the Russian imperial yacht Livadia, required the four screws in order…
Engineering
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