Mennonite World Conference 1962, Mennonite World Conference 1978 - Creative Arts Council, Harvey County Arts Council 1966-1978, Bethel NCA self-study 1987-1988 - committee on purpose, Kansas Male Chorus Festival 1970, Music theory III and IV classes 1984-1989, Western District Music and Worship Committee 1966-, Civilian Public Service reunions 1987-1990, Music history and analysis I, II classes 1974-1980, Mennonite Graduate Student Fellowship conference, December 1961, Iowa City, Symposium on Arts, Culture 1993 (Bethel College), title abstract for house in North Newton, Freeman and Bethel yearbooks, hymnals, cataloged music scores (these are cataloged in OCLC)