1/4-Scale Clipped Wing Club Building and Flying Instructions By Mike Gretz (Designer) Books / Paperback Art & Performing Arts › Art Publisher: Sig Manufacturing Co., Inc., January 1981 Price $35.70 Free Shipping Send to a friend Used - Acceptable Acceptable condition. Dampstained. Writing inside. In polypropylene bag. (flight plane models crafts) $35.70 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.