Elm Farm Ollie (also known as "Nellie Jay"[1]) became the first cow to fly in an airplane on February 18, 1930, as part of the International Aircraft Exposition in St. Louis, Missouri, United States.[2]
- ^ Greminger, Sherry (April 15, 2011). "Bismarck's famous Mellie Jay". The Daily Journal. pp. 1–2.
- ^ "Cow Milked in Plane". St. Louis Post-Dispatch. Feb 19, 1930. p. 2.