PHOTOCOPY OF DRAWING, SPAN 1, DETAILS OF TURNTABLE MACHINERY, 3-4' and 1 1-2' = 1' (CENTER CONE, RADIAL STRUT RING, TRACK, ROLLERS, PINION GEARS) - Keokuk and Hamilton Bridge, Spanning Mississippi River, Keokuk, Lee County, IA
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Photo credit: © Tango Images / Alamy / Afripics
License: Licensed
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