Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [Alfred William] Porter, FRS Refers to the paper by F. C. Toy, 'The photographic efficiency of heterogeneous light', that Professor [Alfred William] Porter communicated to the Society. Explains that the referees advised that the paper is not of sufficient importance to be published in full and suggested it be published in short abstract form only. Asks Professor Porter to enquire whether the author would be willing to do this. 13 June 1921