Referee's report by John Frank Allen, on a paper 'The solid-fluid equilibrium of helium above 5000 atmospheres' pressure' by F A Holland, J A W Huggill and G O Jones Sectional committee: Physics Paper reference code: A6 Recommended for publication in the Proceedings. Allen writes: 'The paper contains a very concise account of a particularly neat and elegant experiment of fundamental importance. The style is excellent and I have no criticisms to make'. [Published in Proceedings A, 1951]. Date received not given. 23 January 1951