Two holidaymakers amuse themselves with a porter's trolley whilst waiting for their train at Euston Station, London, 5th August 1939. (Photo by A. J. O'Brien/Fox Photos/Getty Images)

A man drinks at a "colored" water cooler in a streetcar terminal in Oklahoma City, July 1939. (Photo by Reuters/Library of Congress)

Livestreaming saleswomen sell cars at the Auto Shanghai show, in Shanghai, China on April 19, 2023. (Photo by Aly Song/Reuters)