Statistics for occurrence #1 of “Mrs. Astor” in chapter 10 of John G. Nicolay, The Outbreak of Rebellion:

...uiting lists; out of these he carefully selected a regiment of eleven hundred men, who chose him their colonel, and, bearing half a dozen beautiful presentation flags, one of them publicly donated by Mrs. Astor , followed him to Washington, where they were mustered into the service among the earliest three years volunteers. It was at the head of this regiment that Colonel Ellsworth entered Alexandria at...
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