Public domain photos

The image shows an old book with a drawing of a compass on it. The compass is made of metal and has a long arm with a point at the end, which is used to measure the direction of the sky. The book is open, revealing the intricate details of the compass and its measurements.

The image shows an old book with a drawing of a compass on it. The compass is made of metal and has a long arm with a point at the end, which is used to measure the direction of the sky. The book is open, revealing the intricate details of the compass and its measurements.Open in library