Public domain photos

The image shows an open book with a drawing of a man in a green coat and red pants, holding a stick in one hand and an umbrella in the other. On the right side of the book, there is a scale with different colors and text.

The image shows an open book with a drawing of a man in a green coat and red pants, holding a stick in one hand and an umbrella in the other. On the right side of the book, there is a scale with different colors and text.Open in library