Statistics for occurrence #1 of “Gettysburg” in chapter 3.9, page 147 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 1: The Opening Battles.:
... stands General J. B. Sanborn with Lieutenant Sanders (mustering officer) on his right hand, and on Sanders' right is the Honorable Morton S. Wilkinson.
Colvill, as Colonel, led the regiment in its Gettysburg charge.
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