Early correspondence on hygrometry and evaporimeters, 1879-1889; correspondence between Lord Rayleigh and Napier Shaw on the observation of fog signals at N. and S. Goodwins, 1908-1909; correspondence between Sir Oliver Lodge and Napier Straw on the audibility of the sound of gunfire, 1915; miscellaneous letters on international meteorology, 1919-1922, chiefly circulars; correspondence and papers on revolving fluid, 1914-1918; The Air and its Ways, correspondence and press cuttings about the Rede lecture (1921) and its subsequent publication as part of a book with the same title (1923); data and maps relating to normal monthly differences of pressure over the Northern Hemisphere, 1932; lines of equal entropy on the D.W.R.; Christmas cards of Napier Shaw, 1930-1938; Napier Shaw's geographical and obituary notices, 1903-1945; letters to Napier Shaw on his retirement, 1920, and regarding the succession, 1919-1920; photograph, possibly the BA Intl. Met. Meeting, Southport, 1903; diagram representing the constituent parts of a cyclonic depression; UCCI Units of Time Calendar, 1930; papers of a visit to St Petersburg, 1904; miscellaneous letters of appointment, 1901-1909; testimonials and other letters regarding Napier Shaw's application for the Professorship of Mechanism and Applied Mechanics in the University of Cambridge, October 1890; published reports of committees of which Napier Shaw was Chairman or Secretary; reminiscences.