Darwin is interested in occurrence of hair on backs of weakly children. Darwin asks Mason if he would report particulars of any case he observes durin Show moreDarwin is interested in occurrence of hair on backs of weakly children. Darwin asks Mason if he would report particulars of any case he observes during next 6 - 12 months. Transcription: "March 24 Down Beckenham Kent Dear Sir I am greatly obliged for your valuable letter. A short time ago I was calling on an eminent physician + he took off his neck [chart?], bared his neck + showed me the platysma in splendid [voluntary] action. I am much interested by what you say about the hair on the backs of [] children. Would it be asking too great a favour to beg you to observe during next 6 or 9 or 12 months any case-giving the [] of age, sex, specs [] with hair-length of longest hair + +. I think a detailed case might be well worth giving. Pray believe me Dear Sir with my best thanks In [] yours vy faithfully Ch. Darwin" Letter sent from Down, Beckenham, Kent, England. Envelope included The Robert M. Stecher Collection of Charles Darwin Books and Manuscripts Show less