Referee's report by James William McBain, on a paper 'The behaviour of crystals and lenses of fats on the surface of water—Part III. The effect of the polar group on the equilibrium pressure' by Arthur Cary and Eric Keightley Rideal Sectional committee: Physics Recommended for publication in Proceedings, in full. [Published in Proceedings of the Royal Society A, 1925]. Endorsed on verso as received 17 April 1925. April 1925