Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Prof. [Thomas Renton] Elliott, FRS Informs that both referees have reported favourably on the paper 'Experimental studies on the differentiation of embryonic tissues growing in vivo and in vitro.—I.' by [Thomas Strangeways Pigg] Strangeways and Honor Bridget Fell, communicated by Sir William Hardy, with the suggestion of a more condensed version. The paper has been returned at only 2 pages in excess of the limit. Asks for publication to be authorised. 14 January 1926