Sir George Cayley (1796-1853)

Design of a fixed-wing airplane (1799)

Model of a helicopter (1796)

Cayley's model glider (1804)

Aerial Carriage,a helicopter-cum-airplane design (1843)

Design of a pilot-controled glider monoplane (1852)

Design of a glider with flapping wings (1843)

The glider triplane in which a young boy is said to have flown (1849)