Letter from [Joseph John] Thomson, Holmleigh, West Road, Cambridge, to Mr [Robert] Harrison, [Royal Society] Informs he has written to Miss Roscoe at the time of Sir [Henry Enfield] Roscoe's death and explained that an official note of condolence would be sent from the Royal Society. States that a note ought to be sent to Mrs Meldola. Supposes a memorial service for Sir Clements Markaham ought to be represented. 31 January 1916