Winter, William. Old Friends; Being Literary Recollections of Other Days. New York: Moffat, Yard and Company. (1909-1-1).
WORKS ABOUT - Halpine, Charles
Seitz, Don Carlos. Artemus Ward (Charles Farrar Browne): A Biography and Bibliography. NY: Harper & Brothers. (1919-1-1).
Monaghan, Frank. Charles Graham Halpine. Base Set. American Council of Learned Societies, 1928-1936. Reproduced in <cite>Biography Resource Center</cite>. Farmington Hills, Mich.: Thomson Gale, 2006. http://www.galenet.com/servlet/BioRC. (1928-1-1).
Starr, Louis Morris. Bohemian Brigade; Civil War Newsmen in Action. New York: Knopf. (1954-1-1).
Lause, Mark A.. The Antebellum Crisis and America's First Bohemians. Kent, OH: Kent State University Press. (2009-1-1).
"Charles Graham Halpine." Oxford dictionary of National Biography. Oxford. (2015-1-8).