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This article is the result of McClintock's work with Charles Burnham on three mutants of semisterile that began while Burnham was a National Research Council Fellow at Cornell in 1929.
Periodical:
Proceedings of the National Academy of Sciences of the United States of America
Periodical. McClintock, Barbara. "A Cytological Demonstration of the Location of an Interchange Between Two Non-Homologous Chromosomes of Zea Mays." Proceedings of the National Academy of Sciences of the United States of America 16, (1930): 791-796. Article. 6 Images.. Proceedings of the National Academy of Sciences of the United States of America