Statistics for occurrence #1 of “Lieutenant O'Brien” in chapter 11 of John Beatty, The Citizen-Soldier; or, Memoirs of a Volunteer:

...urselves, we proceeded to the residence of a Mr. Storey. His doors were thrown open, and we entered his parlors. Here we had the honor to be introduced to Miss Storey, a handsome young lady, and Lieutenant O'Brien , nephew of Parson Brownlow. Lieutenant O'Brien is an officer of the rebel army. He accompanied Parson Brownlow to Nashville under a flag of truce, and has been loitering on his way back until ...
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