Gilbert Senior Erector #8104 (1968/70) Set, Vintage, Original Parts are in Very Good++ Condition. Very Heavy and Large Set. Completeness Unknown. Has Angle girders, girders, base plates, flat plates, brackets, cones, collars, boiler plates, circular girders, crank, screws, sheave pulley, axel rods, ladder chain, angles, pawls, assembled hoist, remote control battery case, assembled 3-V DC Powermatic Motor, INCLUDES ORIGINAL INSTRUCTIONS for making: Mobile Pile Driver, Trip Hammer, Airplane Ride, Ferris Wheel, Motorized Hand Car, and Walking Beam Engine, Portable Ladder, Portable Crane, Elevator, See Saw, Walking Beam Pump, Revolving Crane, Traveling Crane, Well Driver, Elevated Crane, Baggage Truck, Windlass Hoist, Cannon, Band Saw, Army Scout Car, Boom Derrick, Dog Sled, Battleship, Robot, Space Ship, Siege Gun, Windmill, Telegraph Pole, Parcel Truck, Merry-Go-Round, Inclined Railway, Lumber Truck, Express Wagon, Horizontal Engine, Farm Wagon, Tea Wagon, Trailer, Wheelbarrow, Excavating Shovel, Lawn Swing, Derrick, Push Cart, Railroad Crossing Gate, View Pictures carefully. Sold as is. No returns. Questions welcome.