COME CELEBRATE 42 YEARS OF THE MONON HISTORICAL SOCIETY. September 29, 2017 through October 1, 2016, the Monon Railroad Historical Technical Society, Inc. will gather in Salem, Indiana. This years meeting and convention features the Annual Banquet, bus tour through Limestone Country. Two presentations on the Limestone Industry. The Annual Meeting and Convention swap meet and train show with clinic on Monon Freight Cars by Montford Switzer.