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light draught steam vessel for the Magdalena River, Columbia
Scientific American 1881 woodcut
built at Pittsburgh, Pa., by James Rees, Esq., of the Duquesne Engine Works
155 feet in length, 32.5 feet beam, and 4.5 feet depth hold, constructed of steel, in eight water-tight compartments. The boiler, also of steel, is of the locomotive type, 18 feet long, 45 inches in diameter, and has forty-one 3.5 inch tubes, furnishing steam at a working pressure of 150 lb. per square inch. The cylinders are 16 inches diameter, with 6 feet stroke, of the direct-acting high pressure type. The steamer has a capacity of 400 tons cargo, and yet draws but 22 inches