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Periodical. Pauling, Linus, and Charles D. Coryell. "The Magnetic Properties and Structure of the Hemochromogens and Related Substances." Proceedings of the National Academy of Sciences of the United States of America 22, 3 (20 February 1936): 159-163. Article. 5 Images.. Proceedings of the National Academy of Sciences of the United States of America. Original Repository. Oregon State University. Library. Ava Helen and Linus Pauling Papers. 10854