Copy letter from Herbert Rix, to William Napier Shaw, Emmanuel College, Cambridge At Lord Rayleigh's [John William Strutt's] instruction, Rix sends Shaw's report on the paper by Messrs [Richard] Threlfall, [Joseph Henry Drapier] Brearley & [J B] Allen, Shaw's notes on the same, and a copy of Lord Rayleigh's letter to Mr Threlfall [no attachments]. The Society is at the same time dispatching a parcel containing the manuscript of this paper and a roll of diagrams belonging to the same. 15 February 1895