Copy letter from Robert William Frederick Harrison, to D W Walton and C Hollins, 'The Encyclopaedia Britannica' Company, 225 Fourth Avenue, New York City, United States of America Acknowledges receipt of Walton and Hollins' letter of 6 October addressed to Dr Thorpe, Foreign Secretary, and communicating preliminary notice on a synodic law of the elements. Notes no paper intended to be laid before the Royal Society can be received unless communicated by a Fellow. Nevertheless their letter and diagrams were laid before the Secretaries who have concluded the communication is not suitable for acceptance by the Society. Returns the diagrams [not enclosed]. 19 November 1902