This gem gives us an idea of how to paint all manner of models: figure clothes; vehicles; soot and smut; signs, of the mid-1920s. Even though it is in London, the dress and decor was similar all over the world.

http://www.wimp.com/rarelondon/

This rare footage of London, England in 1927 is in full color. Such technology was almost unheard of at the time. The video was made by Claude Friese-Green, a popular filmmaker in the early 20th century who was best known for his series "On The Road".

Here are color stills from 1928!

http://mashable.com/2015/03/29/england-color-photos/