Public domain photos

The image shows a black and white photo of a group of men standing around a large machine in a factory. The machine appears to be an autoclave, with a large cylindrical shape and a handle on the side. The men are standing on the floor, looking at the machine intently.

The image shows a black and white photo of a group of men standing around a large machine in a factory. The machine appears to be an autoclave, with a large cylindrical shape and a handle on the side. The men are standing on the floor, looking at the machine intently.Open in library