RECORD: Darwin, C. R. n.d. Abstract of Robert, Acad. de Sciences 1841. CUL-DAR205.5.34. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2023. RN1

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-DAR205.5 contains notes on the principle of divergence, transitional organs and instincts.

[34]

Acad. de Sciences 1841. December

M. Robert on Swallows in Russia making fishy glue coverings to nest in holes —

— gradation — from Roe of Sturgeon believed.—

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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 4 March, 2023