Mendip Nature Research Committee Annual Report 1917,1918, 1920,1921,1922,1923,1924,1925,1926,1927,1928,1929 1930,1931,1935,1936,1937,1939,1940,1941,1942/46,1947/49 Index to Annual Reports 1906-1960 Caving Bulletin Vol.1 No.2 Mar 1967 Occasional Publications Fourteen Years at the Badger Hole (1971?) Journal Vol.1 No.1 Jan 1963 Vol.1 No.2 Jul 1963 Vol.1 No.3 Jan 1964 Vol.2 No.1 Nov 1965 2 Aug 1966 ? Jun 1970 Newsletters (Old format) No.46,48,50-66,68-72, Sep 1975,Jan 1976,Jun 1976,Dec 1976,1977/78 Newsletters (New Format) Vol.1 Nos 1-4 1981/82,Summer 1982, New numbering system Nos 1-15,17,18, 20-22, 24, 26-148, 150-153