Open book with handwriting on it against a black background

Group of surgeons in an operating room wearing masks

Skeleton of an insect on a piece of paper with a tag attached to it

Group of men standing on top of a battleship

Portrait of a man in a suit and tie on a piece of paper

Black and white photo of a train station with a house in the center

Black and white photo of a boat in the water

Drawing of a cityscape with a river in the foreground

Painting of a bird perched atop a tree branch