O'Brien, Fitz-James. "The Prisoner of War." Harper's New Monthly Magazine, February 1, 1862, 348-349.
O'Brien, Fitz-James. "Down in the Glen at Idlewild." Harper's New Monthly Magazine, July 1, 1862, 236-237.
O'Brien, Fitz-James. "How I Overcame My Gravity." Harper's New Monthly Magazine, May 1, 1864, 779-782.
O'Brien, Fitz-James. "Three of a Trade, or, Red Little Kriss Kringle." New York Saturday Press, December 23, 1865, 326-327.
Arnold, George. "Why Thomas was Discharged." In Atlantic Tales: A Collection of Stories from the Atlantic Monthly, edited by Edward Everett Hale. Boston: Ticknor and Fields, 1866.
O'Brien, Fitz-James. Atlantic Tales: A Collection of Stories from the Atlantic Monthly. Boston: Ticknor and Fields, 1866.
Taylor, Bayard. Atlantic Tales: A Collection of Stories from the Atlantic Monthly. Boston: Ticknor and Fields, 1866.
O'Brien, Fitz-James. "The Cave of Silver." In Folk Songs, edited by John Williamson Palmer. New York: Charles Scribner and Company, 1867.
O'Brien, Fitz-James. "The Midnight March." The knapsack: A Daily Journal of the Seventh Regiment New Armory Fair, December 16, 1879.
The Vault at Pfaff's