New Letter Book volume 20, copy letters sent from Royal Society administration New Letter Book volume 20 containing carbon copies of outgoing Royal Society correspondence. Subjects are general administrative, including material on committees, refereeing and printing of papers, soirees and other annual routines. Primary author: Assistant Secretary, Robert William Frederick Harrison. Primary recipients: Colonial Office; Michael Foster; George Carey Foster; Foreign Office; William Abbott Herdman; William Dobinson Halliburton; Harrison & Sons; Joint Permanent Eclipse Committee; Lord Joseph Lister; Robarts, Lubbock & Company. Contains alphabetical index of letter recipients referring to the page on which the letter is to be found, but not to the individual letter. 11 January 1900-14 July 1900