Public domain photos

The image shows a man in a lab coat standing in front of a table with a tray, glass, and other objects on it. He is holding a pen and writing something on the tray, and there is a wall in the background. The image is in black and white.

The image shows a man in a lab coat standing in front of a table with a tray, glass, and other objects on it. He is holding a pen and writing something on the tray, and there is a wall in the background. The image is in black and white.Open in library