Hawes, David S. "John Brougham as American Playwright and Man of the Theatre." Ph.D. diss., Stanford University, 1954.
Allen, Gay Wilson. The Solitary Singer: A Critical Biography of Walt Whitman. New York: MacMillan, 1955.
Ryan, Pat M. "John Brougham: The Gentle Satirist." Bulletin of the New York Public Library 63, (1959): 629-40.
Hawes, David S. "Much Ado about John Brougham and Jim Fisk." Midcontinent American Studies Journal 8, no. 1 (1967): 73-89.
Lalor, Eugene T. "The Literary Bohemians of New York City in the Mid-Nineteenth Century." Ph.D. Dissertation, St. John's University, 1977.
Lalor, Eugene. "Whitman among the New York Literary Bohemians: 1859–1862.." Walt Whitman Review 25, (1979): 131-145.
Miller, Tice L. Bohemians and Critics: American Theatre Criticism in the Nineteenth Century. Metuchen, NJ: The Scarecrow Press, 1981.
Ryan, Pat M. "The Hibernian Experience: John Brougham's Irish-American Plays." MELUS 10, no. 2 (1983): 33-47.
Ryan, Pat M. "Columbus El Filibustro: John Brougham's Mirror of Discovery." Gramma: Journal of Theory and Criticism 2, (1994): 149-57.
Lause, Mark A. The Antebellum Crisis and America's First Bohemians. Kent, OH: Kent State University Press, 2009.
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