Самолёты на фотографии: Aircrafts on the photo: Cierva/Avro C.6 - ВеликобританияUnited Kingdom - 1924

Cierva’s first autogiro, the C.1, with heavily-braced, contra-rotating rotors, at Getafe aerodrome, Madrid, in 1920/21.

Самолёты на фотографии: Aircrafts on the photo: Cierva C.1 / C.2 / C.3 - ИспанияSpain - 1920

Another view of the C.1, which used a Deperdussin monoplane fuselage.

Самолёты на фотографии: Aircrafts on the photo: Cierva C.1 / C.2 / C.3 - ИспанияSpain - 1920

Cierva poses with the C.3, which was completed before the C.2, at Getafe in 1921.

Самолёты на фотографии: Aircrafts on the photo: Cierva C.1 / C.2 / C.3 - ИспанияSpain - 1920

The C.3 at Getafe in 1921 after an attempted take-off when powered with a 50 h.p. Gnome. An 80 h.p. le Rhone was later installed.

Самолёты на фотографии: Aircrafts on the photo: Cierva C.1 / C.2 / C.3 - ИспанияSpain - 1920

Seen intact, this autogiro featured warp control rods extending to the rotor blade trailing edges.

Самолёты на фотографии: Aircrafts on the photo: Cierva C.1 / C.2 / C.3 - ИспанияSpain - 1920

The C.2, with its five-bladed rotor, rolled to the right during tests with the result depicted.

Самолёты на фотографии: Aircrafts on the photo: Cierva C.1 / C.2 / C.3 - ИспанияSpain - 1920

Cierva holds a model of the C.2 made in Escuela Industrial, 1922.

Самолёты на фотографии: Aircrafts on the photo: Cierva C.1 / C.2 / C.3 - ИспанияSpain - 1920

The BCD.1 "Red Crab" was the first successful indigenous Spanish aircraft. It is seen here at Cuatro Vientos aerodrome.

Самолёты на фотографии: Aircrafts on the photo: Cierva/Barcala-Cierva-Diaz BCD.1 Cangrejo - ИспанияSpain - 1911

The le Rhone-engined BCD.2 monoplane at Getafe aerodrome, Madrid, 1913.

Самолёты на фотографии: Aircrafts on the photo: Cierva/Barcala-Cierva-Diaz BCD.2 - ИспанияSpain - 1913

The trimotor at Cuatro Vientos, Madrid, in May 1919, with its three 220 h.p. Hispano-Suizas in evidence.

Самолёты на фотографии: Aircrafts on the photo: Cierva/Barcala-Cierva-Diaz BCD.3 - ИспанияSpain - 1918

Juan de la Cierva in the rear gunner's cockpit of his trimotor bomber.

Самолёты на фотографии: Aircrafts on the photo: Cierva/Barcala-Cierva-Diaz BCD.3 - ИспанияSpain - 1918

The ill-fated bomber being manoeuvred into its hangar at Cuatro Vientos, May 1919.

Самолёты на фотографии: Aircrafts on the photo: Cierva/Barcala-Cierva-Diaz BCD.3 - ИспанияSpain - 1918