Filtering by: File Format image/jpeg Remove constraint File Format: image/jpeg Resource Type moving image Remove constraint Resource Type: moving image Subject ellsworth, lincoln, 1880-1951 Remove constraint Subject: ellsworth, lincoln, 1880-1951 Subject airplanes Remove constraint Subject: airplanes Time Period (Topic) 1930s (1930-1939) Remove constraint Time Period (Topic): 1930s (1930-1939)