Referee's report by George Paget Thomson, on a paper 'An optical examination of thin films. II.—The behaviour of thin films of fatty acids on mercury' by C G P Feachem and Leif Tronstad Sectional Committee: Physics Recommended for publication in the 'Proceedings of the Royal Society of London'. Suggests shortening the discussion of uncertainties around anisotropic layers. [Published in the 'Proceedings of the Royal Society of London' A, 1934] Endorsed on verso as received 24 January 1934. [January 1934]