Columbia subject headings:
Minnesota Historical Society--Audiotape catalogs.
Minnesota--History--Sources--Audiotape catalogs.
Oral history--Audiotape catalogs.
Harvard subject headings:
Minnesota Historical Society--Audiotape catalogs.
Minnesota--History--Sources--Audiotape catalogs.
Oral history--Audiotape catalogs
Princeton subject headings:
Minnesota Historical Society--Phonotape catalogs.
Minnesota--History--Sources--Phonotape catalogs.
Oral history--Phonotape catalogs.