Further Reading
 Brooks,
Charles, ed. The Best Editorial Cartoons of the Year.
Gretna, LA: Pelican, 1972-1980.
Chase, John. Today's Cartoon. New Orleans: Hauser Press,
1962.
Friedman, Rick. "European Influence in U. S. Cartooning." In
Editor & Publisher, 96(July 13, 1965), pp. 32-33.
Marschall, Richard, "Edmund Valtman (1914- )." In World Encyclopedia
of Cartoonists, Vol. 5. New York, London: Chelsea House,
1981.
Valtman, Edmund S. Valtman: the Editorial Cartoons of Edmund
S. Valtman. Baltimore: Esto Inc., 1991.
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