Anderson, Elliott and Kinzie, Mary: The little Magazine in America: A Modern Documentary History. Yonkers: Pushcart, 1978.

Fitzgerald, Richard: Art and politics, cartoonists of the Masses and Liberator. Westport, Conn.; Greenwood Press. 1973.

Fitzgerald, Richard: Radical illustrators of the Masses and Liberator: a study of the conflict between art and politics. 1970.

Hoffman, Frederick J.; Charles, Allen, and Carolyn F. Ulrich: The little Magazine: A History and a Bibliography. Princeton, New Jersey: Princeton UP, 1946.

Morrison, Mark: Pluralism and Counterpublic Spheres. Race, Radicalism, and the Masses. In: The public face of Modernism: Little Magazines, Audiences and Reception, 1905-1920. Madison: University of Wisconsin Press, 2001.

O’Neill, William, ed.: Echoes of Revolt: The Masses, 1911-1917. 1966. Reprint Chicago: Elephant Books-Ivan R. Dee, Inc., 1989.

Waite, John Allan: Masses 1911-1917: A study in American rebellion. 1951.

Waite, John Allan: Masses 1911-1917. 1951 (Dissertation).

Zurier, Rebecca: Art for "The Masses": a radical magazine and its graphics, 1911-1917. Philadelphia, Temple UP. 1988.

http://www.spartacus.schoolnet.co.uk

The Masses in different libraries:

Duke University Library, North Carolina
Library of Congress
Princeton University, New Jersey
Cornell University, New York
Ohio State University, Ohio
University of Miami, Florida
University of Illinois, Illinois
Indiana University, Indiana