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The Collected Papers of Charles Darwin Get access The Collected Papers of Charles Darwin.— Paul H. Barrett (ed.). 1977 University of Chicago Press, Chicago. xviii + 277 pp.; viii + 326 pp. 40.00 (for two volumes). Systematic Biology, Volume 26, Issue 4, December 1977, Pages 449–452, https://doi.org/10.1093/sysbio/26.4.449 Published: 01 December 1977
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