Public domain photos

The image shows two men in lab coats working on a machine in a room with a wall in the background. On the left side of the image, there is a table with various objects on it, and on the right side, there are two people sitting on chairs. The image is in black and white.

The image shows two men in lab coats working on a machine in a room with a wall in the background. On the left side of the image, there is a table with various objects on it, and on the right side, there are two people sitting on chairs. The image is in black and white.Open in library