Archival objects in this container: Convention Materials, 1913, 1916, 1921, 1927, 1941, 1949, 1950 Biennial Convention, 1958 April 10-12 Biennial Convention, 1966 April 23-24 Meeting minutes, 1966-1968 Biennial Convention, 1968 April 27-28 Board of Directors meeting minutes, 1972 Board of Directors and Executive Committee meeting minutes, 1974-1975 Biennial Convention, 1976 April 23-24 Biennial Convention, 1978 April 21-23 Board of Directors meeting minutes, 1978-1979 Biennial Convention, 1980 May 3-4 Board of Directors meeting minutes, 1981 September 26 Biennial Convention, 1982 May 1-2 Biennial Convention, 1984 Board of Directors and Executive Committee meeting minutes, 1984-1985 Biennial Convention, 1986 May 3-4 Biennial Convention, 1988 May 13-14 Board of Directors and Executive Committee meeting minutes, 1988-1990 Biennial Convention, 1990 April 23-24 Board of Directors and Executive Committee meeting minutes, 1991-1993 Biennial Convention, 1992 April 25-26 Biennial Convention, 1994 April 23-24 Biennial Convention, 1996 April 20-21 Board of Directors and Executive Board meeting minutes, 1995-1996 Annual Convention, 1997 April 26