Filtering by: File Format image/jpeg Remove constraint File Format: image/jpeg File Format video/x-msvideo Remove constraint File Format: video/x-msvideo Resource Type moving image Remove constraint Resource Type: moving image Subject wilkins, george h. (george hubert), sir, 1888-1958 Remove constraint Subject: wilkins, george h. (george hubert), sir, 1888-1958 Time Period (Topic) 1920s (1920-1929) Remove constraint Time Period (Topic): 1920s (1920-1929)