Filtering by: Source Collection san francisco academy of comic art collection Remove constraint Source Collection: san francisco academy of comic art collection Creator opper, frederick burr, 1857-1937 Remove constraint Creator: opper, frederick burr, 1857-1937 Language eng Remove constraint Language: eng Time Period (Topic) 1890s (1890-1899) Remove constraint Time Period (Topic): 1890s (1890-1899)