These popular private planes are still in use today by many private pilots. Whether built for scale or contest flying, the balsa wood airplanes in this series represent the finest in design and flight capability. Each can be flown using either a rubber motor, gas engine or electric motor (instructions for using electric power supplied in kits). The Arrow and Fairchild 24 balsa airplanes are easy to assemble “Build-by-Number” model kits.