Statistics for occurrence #1 of “Mason, J. S.” in chapter 13, page 19 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Index:

... Mason, J. S.
X., 315. McCullough H., quoted, VIII., 136. McCutcheon, chief engineer, U. S. N., VI., 113. MacDonald, E.,...
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