The writer of the enclosed is my Brother-in-law who studies & writes on Language.2 Can you answer his question & tell me? I hope that your Book progresses & all goes well.—3 I have been not so well lately—
The enclosure has not been found. Emma Darwin’s brother, Hensleigh Wedgwood, was probably collecting material for his book on the origin of language (Wedgwood 1866). Wedgwood cited Bates 1863 regarding the language of Amazonian Indians in Wedgwood 1866, pp. 29–30 and 132.