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Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War: The Opening Battles. Volume 1., chapter 15.63 (search)
near the center, to glance. Thirty-five years after the publication of the illustration and description of the circular floating revolving tower of Abraham Bloodgood, Theodore R. Timby proposed to build a tower on land for coast defense, to be composed of iron, with several floors Side elevation and transverse section (through the center line of its revolving semi-spherical turret) of an iron-clad steam-battery, plans of which were submitted by Captain Ericsson to Napoleon III. in September, 1854. and tiers of guns, the tower to turn on a series of friction-rollers under its base. The principal feature of Timby's invention was that of arranging the guns radially within the tower, and firing each gun at the instant of its coming in line with the object aimed at during the rotary motion of the tower, precisely as invented by Bloodgood. About 1865 certain influential citizens presented drawings of Timby's revolving tower to the authorities at Washington, with a view of obtaining