Bowlus-du Pont 1-S-2100 Senior Albatross "Falcon"

Monoplane glider with strut-braced, gull-type wing mounted high on monocoque fuselage; wooden construction with steel and aluminum fittings and controls; fuselage and wing leading edge covered with mahogany plywood. Fuselage skin applied over laminated Spruce bulkheads. Landing gear consists of single-wheel and .... [size?] tire mounted beneath forward fuselage, spring-steel tail skid beneath rudder. Cockpit covered with hood made from laminated Spruce bulkheads and covered with Mahogany plywood. Circular openings cut into hood on either side of pilot's head. Instrumentation: altimeter, airspeed, variometer plus a bank-and-turn indicator powered by low-speed venturi tube installed on retractable mount beneath right wingroot. Areas aft of wing spar and all control surfaces covered with glider cloth. Cloth is doped directly onto ribs and plywood skin without stitching for smooth finish. Constant-chord wing from fuselage to mid-span, tapered profile from mid-span to wingtip; constant-chord, split-trailing edge flaps and high-aspect ratio ailerons. A Gö 549 airfoil is used at the wing root, becoming symmetrical at the tip. All-flying elevator mounted on duraluminum torque-tube, rudder hinged to box-beam post, both surfaces built up from Spruce and covered with glider cloth.