File:1910 Red Gap USGS photo.jpg: Revision history

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11 August 2018

  • curprev 11:3211:32, 11 August 2018Dystopos talk contribs 290 bytes +290 "Red Gap at Gate City, Ala. looking eastward toward Birmingham", plate from Burchard, Ernest F & Charles Butts (1910), ''Iron Ores, Fuels and Fluxes of the Birmingham District, Alabama.'' United States Geological Survey, Bulletin 400, Washington D.C.: ...