Statistics for occurrence #1 of “Brevet Brigadier-General Alfred S. Hartwell” in chapter 31 of Thomas Wentworth Higginson, Harvard Memorial Biographies:

... Brevet Brigadier-General Alfred S. Hartwell
Second Lieutenant 5th New York Cavalry, October 3, 186; first Lieutenant May 3, 1862; Captain, October 24, 1862; die...
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