Contains educational papers for Mack Wilberg while he was a graduate student at the University of Southern California. Included in the papers are his resume and report cards. Other papers are associated with project he completed, seminars he attended and notes he created. Date range is approximately 1981-1983.

Contains performance fliers for concerts and recitals in which Mack Wilberg performed or directed. All are held in Southern California or at USC campus. Dates range approximately 1979-1984.

Contains choir and chorale from the University of Southern California, dated 1979-1984. The rosters include first and last names, contact information for each member of an address and/or phone number.

Contains publications, most of which are The University of Southern California's newsletters, as well as other universities' publications and program guides. Dates range approximately 1979-1988.

Contains personal notebooks of Mack Wilberg, including datebooks. Dates range 1980-1984.

Contains newspaper clippings collected by Mack Wilberg. Dates range approximately 1979-1984.

The materials are all in relation to the United Methodist Church in Glendale, California. Mack Wilberg was the choir director there while a graduate student at USC. Includes a majority of programs, also directories and choir rosters. Dates range 1979-1984.