Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Sir William Bragg, FRS Expresses apology that Sir William Bragg is having dificulties getting delegates for the Physics Union's meeting, and suggests Bragg ask Lord Rayleigh [Robert John Strutt] to sound the issue on French physicists when Rayleigh goes to the 50th Anniversary of the French Physical Society. If this fails, tells Bragg he can carry the matter through correspondence or appoint delegates from outside the National Committee. 1 November 1923