In fiction, prior to the 1960's Americans and Europeans are depicted wearing clothing with many layers. How was this bearable before the invention and spread of air conditioning?

by AstroMechEE
scarlet_sage

More can be written, but you might like to start with the links that I assembled here. One is to the FAQ section on "Clothing and climate", but I found other replies on other adaptations.

This is not to discourage discussion. More questions, data and debate are welcome.