General correspondence with Dr A.A. Common, the Royal Society and the Royal Astronomical Society, 1895, concerning committee matters and organisation for the 1896 total eclipse.
General correspondence with members of the Committee concerning various aspects of the Japanese expedition, 1896.
General committee correspondence for 1897.
General committee correspondence for 1898, including a letter on the form of reporting the 1896 eclipse.
Committee correspondence for 1899, including letters on the loan of instruments and expenses for the 1898 expedition.
Committee correspondence for 1900, including arrangements for the May 1901 eclipse and expenses.
Committee correspondence for 1901.
Memoranda on eclipses, 1898-1905, including lists of instruments needed, packing lists and memoranda concerning huts.
Correspondence concerning the transfer of Captain Hill's instruments to Professor Newall at Cambridge, 1905.