Letter from Charles Galton Darwin, on a paper 'A critical study of the Hopkinson pressure bar' by R M Davies to the Assistant Secretary of the Royal Society The paper is scientifically sound but is written is a style that is too elementary for the Philosophical Transactions. Suggests using Mott or Fimch as referees. [Published in Philosophical Transactions A, 1940]. Date received not given. 27 March 1947