To ? 14 June 1
Down. | Beckenham | Kent. S.E.
My dear Sir
I shall be in London in about ten days, & will immediately call on you & explain why I cannot at once answer your question.
Yours very faithfully | Charles Darwin
When CD comes to London in ten days, he will "immediately call on you and explain why I cannot at once answer your question".
Please cite as
Darwin Correspondence Project, “Letter no. 7233,” accessed on 12 February 2016, http://www.darwinproject.ac.uk/DCP-LETT-7233