Letter 13007 Darwin, C. R. to Balfour, F. M. 12 Jan 1881 Summary Add + Asks FMB to translate letter from Ernst Krause [answering criticisms by Samuel Butler] and to send it to Nature [ "Unconscious memory – Mr Samuel Butler" 23 (1881): 288]. Transcription The full text of this letter is not yet available online. Footnotes Add