https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14016989
A maker of geometrical and surveying instruments talks to a customer standing outside his shop, while an assistant works at a window beyond. Woodcut by J. Amman.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use