1923 – Walking Lunar Rover (Science Fiction) – Homer Eon Flint (American)

The vehicle in the book is described as being bee-like; when not flying, then walking. During the 1920s and 1930s, the lunar rovers of science fiction were sometimes more humorous than scientific. Homer Eon Flint, in 1923, proposed in his novel "Out of the Moon"  what might be termed an ornithomorphic design.  It resembled a …

1956 – “CABER” Bipedal Walking Model – Peter Holland (British)

Cyclic Action Bipedal Electric Railway by W. P. Holland Model Maker January 1956 The problem in view this month is that of penetrating dense scrub country – solved by taking big steps: indeed, when this machine throws its track nonchalantly over its left shoulder it fairly stamps its way through the offending greenery. You will …

1963c – Two-Legged Walker – Meredith Thring (Australian/British)

Source: How to Invent: M.W. Thring and E.R. Laithwaite, 1977. In the first stage of an attempt to make a powered artificial leg I analysed the essential mechanism of human walking and produced the device shown above which walks on two legs by bending the knee as the thigh begins to swing forward and straightening …