Office-bearers in the Clay Minerals Group since foundation

Chairmen

1947 Dr GW Brindley
1949 Prof A L Roberts
1951 Dr G Nagelschmidt
1953 Mr R H S Robertson
1955 Prof J H Taylor
1957 Dr A F Hallimond
1959 Prof J White
1961 Mr H P Rooksby
1963 Dr R W B Nurse
1965 Mr D A Holdridge
1967 Dr B S Neumann
1969 Mr G Brown
1972 Dr R C Mackenzie
1975 Mr D Mitchell
1978 Dr A H Weir
1980 Mr J A Bain
1983 Dr C V Jeans
1986 Dr MJ Wilson
1989 Dr D J Morgan
1992 Dr H F Shaw
1995 Dr A Parker
1998 Mr R J Merriman
2001 Dr D. C. Bain
2004 Prof C Breen
2007 Dr S Hillier

Honorary Editors*

1949 Dr D MC MacEwan
1954 Dr RJ W McLaughlin
1959 Dr R C Mackenzie
1964 Dr R G Greene-Kelly
1966 Mr WA Mitchell
1969 Mr R K Harrison
1972 Dr JLMLambert
1979 Dr D J Morgan
1987 Dr DC Bain
2001 Prof J M Adams

*"Principal Editors" from 1976

Honorary Secretaries

1947 Dr D M C MacEwan
1949 Dr R C Mackenzie
1956 Dr R M S Perrin
1964 Mr I L Freeman
1968 Dr A H Weir
1972 Mr J A Bain
1978 Dr M J Wilson
1984 Dr D C Bain
1987 Dr P L Hall
1992 Dr I R Wilson
1998 Dr S Hillier
2004 Dr D S Wray

Honorary Treasurers

1953 Mr G Brown
1964 Dr A H Weir
1969 Dr A W Flegmann
1975 Dr I R Basham
1979 Dr D C Bain
1984 Dr P J Loveland
1988 Dr T J Primmer
1993 Dr J M Adams
1998 Dr N J Elton
2004 Dr D R Brown