Thanks WO for his reply to letter of 26 March. Has tried several people and platysma seemed to act, but it is difficult to observe when they shudder.
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Thanks WO for his reply to letter of 26 March. Has tried several people and platysma seemed to act, but it is difficult to observe when they shudder.
Reports further observations on contraction of platysma. Has been assisted by J. Wood. [See Expression, pp. 302, 303.]
Discusses action of the platysma in a state of fear.
Thanks WO for a paper and for information about platysma. Has asked several persons to observe the muscle during a shivering fit, but all have failed.
Sends notes on left- and right-handedness from observations made on his eldest son as an infant.
Thanks for reference to Hermann Müller’s book on fertilisation [Befruchtung der Blumen (1873)].
Recommends H. Müller’s Die Befruchtung den Blumen durch Insekten (1873).
Invites WO to lunch.