Public domain photos

The image shows a black and white drawing of a man with a beard and a hat on a piece of paper. On the left side of the paper, there is a scale with different colors, and at the bottom of the image there is some text.

The image shows a black and white drawing of a man with a beard and a hat on a piece of paper. On the left side of the paper, there is a scale with different colors, and at the bottom of the image there is some text.Open in library