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The PZL P.24 was a Polish fighter aircraft, designed during the mid-1930s in the PZL factory in Warsaw. It was developed as a dedicated export version of the PZL P.11, a gull wing all-metal fighter designed by Polish aeronautical engineer Zygmunt Puławski.
The Lublin R-XIII was the Polish army cooperation plane, designed in the early-1930s in the Plage i Laśkiewicz factory in Lublin. It was the main army cooperation plane in the Invasion of Poland. Its variant Lublin R-XIV was a military trainer aircraft.
The LWS-3 Mewa ("Seagull") was a Polish observation and close reconnaissance aircraft, designed in the late-1930s by the LWS factory. It was ordered by the Polish Air Force, but did not manage to enter service before the outbreak of World War II.
The RWD-10 was a Polish aerobatics sports plane, single-seat parasol wing monoplane, used from 1933 to 1939 and constructed by the RWD team.
PZL.46 Sum (sheatfish) was a light bomber of the Polish Air Force before World War II, which, was directed to serial production in the spring of 1939. These planes were in production, but the Polish industry did not manage to produce them before the outbreak of the war.
The PZL.50 Jastrząb (hawk) was a Polish pre-war fighter aircraft design by Wsiewołod Jakimiuk of the PZL works. The single-seat low-wing monoplane was to serve as a multi-purpose fighter and escort to replace all other fighters in the Polish Air Force. Designed after 1936, its prototype first flew in February 1939. A further two prototypes were under construction by the time of the Invasion of Poland, but the fighter never entered mass production.
The PZL.48 Lampart (leopard) was a Polish heavy fighter-bomber design, that remained only a project, owing to the outbreak of World War II.
The Morane-Saulnier M.S.225 was a French fighter aircraft of the 1930s. It was produced in limited quantities to be used as a transitional aircraft between the last of the biplanes and the first monoplane fighters.
The PZL.4 was a Polish three-engine passenger aircraft for 10 passengers, built in PZL factory in 1932, which remained a prototype. It was the first Polish-designed and produced multi-engine plane.
The Bratu-220 was a Franco-Romanian prototype three-engined airliner of the 1930s, built in France.
PZL.53 Jastrząb II (hawk) was a project of Polish pre-war fighter aircraft developed from PZL.50 Jastrząb and designed by Wsiewołod Jakimiuk of the PZL works. A single-seat low-wing monoplane was to serve as a multi-purpose fighter and escort and reinforcement for PZL.50 Jastrząb in the Polish Air Force.
The Farman F.270 was a prototype French bomber/torpedo-bomber designed and built by the Farman Aviation Works for the French Air Force.
The Bernard 70 was a 1920s design for a French single-seat monoplane fighter aircraft by the Société des Avions Bernard. It was not built but was developed into a racing monoplane designated the Bernard S-72,. It was further developed into single-seat fighters, the Bernard 74-01 and Bernard 74-02, although only two of the fighters were built.
The Bréguet 890 Mercure was a late 1940s French cargo and passenger transport aircraft designed by Bréguet Aviation. Three variants were produced including a military variant called the Mars but none entered production.
The Tupolev ANT-37 was a Soviet twin-engined long-range bomber designed and built by the Tupolev design bureau, the design team operating under the guidance of Pavel Sukhoi. The aircraft did not enter production, but three examples of the type were used for research and record breaking flights.
The Blériot 111 was a French four-seat executive transport monoplane designed by André Herbemont. The first French aircraft to be fitted with a retractable landing gear, after six years development it was not ordered into production.
RWD 22 was a Polish twin-engine torpedo bomber and naval reconnaissance floatplane design. Developed by Leszek Dulęba and Andrzej Anczutin of Doświadczalne Warsztaty Lotnicze in 1939, the project was to be developed under the brand of the RWD design bureau. The outbreak of World War II interrupted the design and it never left the planning stage.
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References
- Notes
Bibliography
- The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985). Orbis Publishing.
- http://rwd-dwl.net/samoloty/rwd_25/index.htm (Polish)