Prettyman, Charles (Fitz-James O'Brien?). "A Word from a Horror-Stricken Counter Jumper." Vanity Fair, July 14, 1860, 25.
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O'Brien, Fitz-James. "The Seventh." In The Rebellion Record: A Diary of American Events, With Documents, Narratives, Illustrative Incidents, Poetry, etc., edited by Frank Moore. New York: G.P. Putnam, 1861.
O'Brien, Fitz-James. "Legend of Easter Eggs." Harper's New Monthly Magazine, January 1, 1861, 637-639.
O'Brien, Fitz-James. "Jack's Valentine." The Knickerbocker, or New-York Monthly Magazine, February 1, 1861, 149.
O'Brien, Fitz-James. "Bob O'Link." The Knickerbocker, or New-York Monthly Magazine, March 1, 1861, 253-257.
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O'Brien, Fitz-James. "Ballad of the Shamrock." Harper's New Monthly Magazine, March 1, 1861, 433-437.
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The Vault at Pfaff's