Nancy Grace Butterfield Olson (April 10, 1936 – December 24, 2018) was an American librarian and educator, an expert on cataloging rules for non-print materials, and the founder of the Online Audiovisual Catalogers (OLAC).
Nancy Grace Butterfield Olson (April 10, 1936 – December 24, 2018) was an American librarian and educator, an expert on cataloging rules for non-print materials, and the founder of the Online Audiovisual Catalogers (OLAC). (en)
Nancy Grace Butterfield Olson (April 10, 1936 – December 24, 2018) was an American librarian and educator, an expert on cataloging rules for non-print materials, and the founder of the Online Audiovisual Catalogers (OLAC). (en)