Statistics for occurrence #1 of “Eagle Pass” in chapter 20 of Col. John C. Moore, Confederate Military History, a library of Confederate States Military History: Volume 9.2, Missouri:
... Governor Murrah of Texas, beside a number of other civil and military officers, gave them a guard of honor and escorted them out of the country; and when he and his command crossed the Rio Grande at Eagle Pass , the rear guard—the last vestige—of the Confederate army disappeared
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