https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13954263
Two performing itinerant medicine vendors in costume on a horse drawn carriage rehersing their speeches on a country lane as a young woman walks past. Coloured etching.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use