https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13956033
A cantering horse looks nervous, perhaps because its fashionably dressed rider has a lighted cigarette between his lips; two riders in the background are also smoking, one a cigar, the other a pipe. Coloured lithograph by A. Strassgschwandtner after himself, ca. 1860.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use