Public domain photos

The image shows an open book with a drawing of a machine on it. The drawing is detailed and includes various parts of the machine, such as a cylinder, a wheel, and a handle. The text on the book provides further information about the machine and its components.

The image shows an open book with a drawing of a machine on it. The drawing is detailed and includes various parts of the machine, such as a cylinder, a wheel, and a handle. The text on the book provides further information about the machine and its components.Open in library