Letter from Leonard Colebrook, Park Prewett Hospital, Basingstoke to Howard Walter Florey Saw Dr Fell and Willmer at Cambridge about the possibility of growing epithelium from individual patients with a view to skin grafting where there has been a big skin loss - would be very valuable - would Florey consult Medawar about the feasibility of this? - comments on possible difficulties with skin organisms - comments on Willmer's work with rats on digestion of sloughs with trypsin. 15 December 1940