Flying Tanks

The 1930's and 1940's were certainly an inventive era for aircraft design .....

Hughes H-4 Hercules "Spruce Goose" Flew in 1947 - The Largest Flying Boat Ever Built.

I guess it was because there was not a firm understanding of what was, and wasn't possible .... or even what was actually desirable in an aircraft.

Flying Meccano Set

Believe it or not .....

Kalinin K-7 .... Meccano Special

.... this Meccano set aircraft actually did fly (in a modified design) ..... I know, I could hardly believe it myself.