Discographies                                      Discographies       Till the early 1960s Early 1960s to 1963 1963 to 1964 Sometime during 1964 1964 to 1967 Sometime during 1967 Sometime during 1967 January/February 1968 Early 1968 February/March 1968 March/April 1968 April 1968 to July 1969 July 1969 to June 1973 September 1969 September 1970 Sometime during 1971 Sometime during 1971 January 1972 Sometime during 1972 During 1972 September 1972 June 1973 to May 1975 October 1973 March 1974 June 1974 September 1974 During 1974 June 1975 to March 1976 September 1975 October 1975 March/April 1976 August 1976 to September 1977 July 1978 Sometime during 1978 August 1978 to July 1979 Sometime during 1978/1979 Late 1979 or early 1980 August 1979 to January 1982 Sometime during 1980 and/or 1981 Sometime during 1981 September 1981 to March 1982 During 1982 March 1982 and onwards Sometime during 1982 September/October 1982 September 1982 to January 1984 Sometime during 1983 Sometime during 1984 Sometime during 1984 and/or 1985 January to April 1984 April 1984 to April 1989 Sometime during 1986 October 1989 Sometime during 1989 Sometime during 1989 and/or 1990 January 1990 to August 1992 Sometime during 1990 August 1990 Sometime during 1990 June 1991 Sometime during 1992 Sometime during 1992 August 1992 to November 1993 November 1993 to September 1994 Sometime during 1993 or 1994 August 1994 November 1994 to March 2002 July 1995 During 1995 During 1997 Spring 1999 September 1999 June 2000 August/September 2000 Fall/Winter 2000 February 2003 February 2003 March 2003 During 2003