Indexes to individual logbooks are shown below. Eastwater 1946-1952 Eastwater 1962-1967 Hillgrove 1952-1954 Hillgrove 1954-1955 Hillgrove 1955-1956 Hillgrove 1956-1958 Hillgrove 1958 Hillgrove July 1958 to March 1959 has been lost Hillgrove 1959-1963 Hillgrove 1963-1965 Hillgrove 1965-1967 Hillgrove 1967-1969 Upper Pitts 1969-1971 Upper Pitts 1971-1972 Upper Pitts 1972-1973 Upper Pitts 1973-1975 Upper Pitts 1975-1977 Upper Pitts 1977-1978 Upper Pitts 1979-1981 Upper Pitts 1981-1983 Upper Pitts 1984 Upper Pitts 1985-1986 Upper Pitts 1987 Upper Pitts 1988-1989 Upper Pitts 1989 Upper Pitts 1990-1992 Upper Pitts 1992-1994 Upper Pitts 1994 Upper Pitts 1995-1996 Upper Pitts 1996 Upper Pitts 1997 to 1998 has been lost Upper Pitts 1998-1999 Upper Pitts 2000 Upper Pitts 2001-2002 Upper Pitts 2003 Upper Pitts 2004 Upper Pitts 2005 Upper Pitts 2006-2007 Upper Pitts 2008-2009 Upper Pitts 2010-2011 Upper Pitts 2012 Upper Pitts 2013 Upper Pitts 2014 Upper Pitts 2015 Upper Pitts 2016 Upper Pitts 2016-2018 Upper Pitts 2018 Upper Pitts 2018-2019 Upper Pitts 2019-2022