Ray Hayes call or fax......1-(810) 781-7018 Sky Bench Aerotech email..... [EMAIL PROTECTED] P.O. Box 316 website.. http://www.skybench.com Washington, Michigan 48094 Model Aviation Headquarters RES rules are not on a website that I know of. The Nats rules were simple and limited to only RES. Construction and wing span was wide open. Consideration should be given to two size classes in NOS. and RES. example: 100 " or less and over 100" Oh Bob, not again. Ray RCSE-List facilities provided by Model Airplane News. Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED]