Statistics for occurrence #1 of “Maj. Patrick A. O'Connell” in chapter 1, page 149 of Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 1: prelminary narrative:

.... F. Devereux, Col and Brevet Maj.-Gen. George N. Macy; Lieut-Col. Giles A. Rich; Maj. John B. Burt; Maj. James Brown; Capt. Augustus Crocker; Lieut. and Brevet Maj. Linus B. Comins, Jr. Surgeon: Maj. Patrick A. O'Connell . Aids to Chief of Staff: Capt. and Brevet Maj. J. H. Sleeper; Capt. and Brevet Col. William L. Palmer; Capt. Joseph J. Baker. Brevet Col. Francis N. Clarke, Chief United States Mustering Offi...
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