National Oil and Fluid Seals, Have you seen this ad before? May 1949

When a single machine does a seasons farming, National Oil Seals April 1953

National Oil Seals, when the legal speed limit is 200 mph October 1950

When the moon is but a stop on the milk run, National Oil and Fluid Seals, June 1950

When automobiles swim and fly, National Oil and Fluid Seals, february 1952, Arthur Radebaugh

When and if Flying Saucers are real... June 1951 National Oil and Fluid Seals, Arthur Radebaugh

When they test drive the first atomic car...National Oil Seals will protect its bearings, 1952 Arthur Radebaugh