RECORD: Darwin, C. R. n.d. Abstract of Lesson, Cora'cina, Penny Cyclopaedia. CUL-DAR47.44. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 7.2022. RN2
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR47 contains notes for Natural selection chap. 7 'Laws of Variation'.
[44]
Penny Encyclop vol 8. p. 4. birds with naked head when adult, which bears on naked back of rook & shows not use. —
Ch 7
Lesson, René-Primevère. 1837. Cora'cina. The Penny Cyclopaedia of the Society for the Diffusion of Useful Knowledge 8: 3-5. link
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 17 September, 2025