Early Day Gas Engine & Tractor Assn, pin back button

E.D.G.E.& T.A. branch 13. June 1-3 1990. Grass Valley. Shows an unstyled Model L 1938 John Deere 9.5 H.P. tractor owned by LeRoy Braun. Button is in very good condition and measures 2 1/4" in diameter.