Filtering by: Source Collection ollie harrington collection and papers Remove constraint Source Collection: ollie harrington collection and papers Time Period (Topic) 1980s (1980-1989) Remove constraint Time Period (Topic): 1980s (1980-1989) Time Period (Topic) 1970s (1970-1979) Remove constraint Time Period (Topic): 1970s (1970-1979) Genre political posters Remove constraint Genre: political posters