Copy letter from Robert William Frederick Harrison, to Sir Henry Enfield Roscoe, Fellow of the Royal Society With reference to the paper by Dr [Alan] Macfadyen and others [G Harris Morris, Sydney Rowland], 'On expressed Yeast cell plasma', which Roscoe communicated to the Society, Harrison presumes from its length, that the paper is intended for the '[Philosophical] Transactions [of the Royal Society]'. Requests from the authors a short abstract of the paper as soon as possible. 21 June 1900