Black and white drawing of a window with a table in front of it

Painting of a cityscape with a boat in the water

Painting of a group of people on a boat in the water

Black and white drawing of a coat of arms with a man in the center

Animated molecular model of a hydrogen atom

Painting of a man holding a torch in front of a group of people

Blue and white drawing of a man&#39;s face on a piece of paper with some…

Black envelope with a gold star on it

Black and white engraving of a man and woman in a frame