The Aircraft Engineering Corp Ace K-1 was a United States single-seat biplane aircraft designed in 1919 by Alexander Klemin, then Professor of Aeronautical Engineering at New York University (NYU). Later versions included a nearly faired-in engine installation. Re-introduced in 1930 with a re-designed fuselage and strengthened structure as the Ace 300 and Ace 200, fitted with Salmson 9Ad and LeBlond 5D engines respectively.
Acme Aircraft Co was an aircraft manufacturer founded by Hugh Crawford and Roger Keeney in Torrance, California. After 1953 the company was known as Sierradyne.
The Acme Aircraft Co S-1 Sierra was an experimental aircraft of unusual configuration built in the US in 1948 to investigate the advantages of a pusher propeller configuration. Apart from this engine installation, the aircraft was unusual in having an X-shaped tail incorporating ruddervators on the upper fins. The wing was mounted midway up the fuselage and was unswept. During the 1960s, the US aerospace manufacturer Northrop used the aircraft as a technology demonstrator for boundary layer control concepts.
The Adcox Student Prince was a two-seat open-cockpit biplane designed by Basil Smith and built by the students of the US Adcox Aviation Trade School in 1929. It was based on the one-off Adcox Special, and the first example flew on 17 September.
The SJ-1 Head Skinner was a single-seat, gull-wing sports plane built in the US by brothers Earl and Jerry Adkisson of Tuscola, Illinois in 1957.
The White Wing was an early US aircraft designed by Frederick W. Baldwin and built by the Aerial Experiment Association in 1908. Unusual for aircraft of its day, it featured a wheeled undercarriage. The wings were equipped with ailerons controlled by a harness worn around the pilot's body; leaning in one direction would cause the aircraft to bank to follow.
The Aeromarine AS was a seaplane fighter aircraft evaluated by the US Navy in the early 1920s.
The Bellanca 28-92 Trimotor was a racing aircraft built to compete in the Istres-Damascus-Paris Air Race of 1937, and was paid for by popular subscription in Romania. Christened Alba Julia it was piloted by Captain Alexander Papana of the Romanian Air Force.
The Kinner Sportster was a 1930s American light monoplane built by Kinner Airplane & Motor Corporation.
The Kinner R Playboy was a 1930s American two-seat sporting monoplane built by Kinner Airplane & Motor Corporation.
The Kaman K-225 was an experimental helicopter developed by Kaman Aircraft. One example was modified to become the world's first gas turbine-powered helicopter.
The Vought O5U was a 1930s prototype American observation floatplane to meet a United States Navy requirement for a catapult launched scouting aircraft. The contract was won by Curtiss who went on to produce the SOC Seagull; only one O5U was built.
The Waco 6, designed by the Advance Aircraft Company, was a 2-seat biplane similar to the Curtiss JN-4, with single bay equi-span wings. The fuselage was built from wood, fabric covered, with tandem cockpits, the forward one between the mainplanes. Four aircraft were built ca. 1923.
The Lincoln Standard L.S.5 was a modification of the Standard J biplane to accommodate 5 passengers marketed by the Lincoln Aircraft Company.
The Sikorsky XSS was a two-seat amphibious flying boat built by Sikorsky for evaluation by the United States Navy in 1933, for carrier-borne and/or catapult-launched scouting duties. The XSS-1 was powered by a 550 hp (410 kW) Pratt & Whitney R-1340D Wasp engine in a strut-mounted pod above the centre-section of the high-mounted gull-wing, forward of the cockpit which was aft of the wing.
The AeroLites Bearcat is an American amateur-built aircraft, designed and produced by AeroLites, of Welsh, Louisiana and introduced in 1984. The aircraft is supplied as a kit for amateur construction.
The Bellanca SE was an American carrier-based scout monoplane designed and built for the United States Navy by the Bellanca Aircraft Company.
The Buhl A-1 Autogyro was an autogyro optimised for air camera work designed and built from 1930. To this end, Etienne Dormoy designed the Buhl A-1, an autogyro with a pusher engine located behind the pilot and camera operator. The Buhl A-1 was the first pusher style autogyro.
The Sikorsky S-33 Messenger was an American two-seat sesqiuplane designed and built by the Sikorsky Manufacturing Corporation in 1925.
