Referee's report by Patrick Playfair Laidlaw, on a paper 'Studies in the microchemistry of the cell. I.—The chromatin content of normal and malignant cells, as demonstrated by Feulgen's “Nuclealreaktion."' by Reginald James Ludford Sectional Committee: Physiology Recommended for publication in the 'Proceedings of the Royal Society of London'. The paper is worth publishing, although it does not contain much that is original. The photomicrographs are inferior to the drawings, and might be replaced with diagrams. [Published in the 'Proceedings of the Royal Society of London' B, 1928] Endorsed on verso as received 16 December 1927. [December 1927]