Public domain photos

The image shows a piece of paper with a drawing on it, which is believed to be Leonardo da Vinci's signature. The paper is yellowed with age and the drawing is intricate and detailed. The text on the paper is written in a bold font and is surrounded by a decorative border.

The image shows a piece of paper with a drawing on it, which is believed to be Leonardo da Vinci's signature. The paper is yellowed with age and the drawing is intricate and detailed. The text on the paper is written in a bold font and is surrounded by a decorative border.Open in library