https://harvardfilmarchive.org/collections/warren-sonbert-film-collection
Warren Sonbert Film Collection - Collection - Harvard Film Archive
The preservation masters of all of the completed films of American avant-garde filmmaker and critic Warren Sonbert, in addition to his personal papers which...
warren sonbertfilm collectionharvardarchive
https://whitney.org/exhibitions/warren-sonbert
Warren Sonbert | Whitney Museum of American Art
Warren Sonbert was curated by John Hanhardt.
warren sonbertwhitney museumamericanart