Close up of a pink flower with green leaves in the foreground

Old map of the city of Washington

Guided missile cruiser firing a missile at a ship in the water

Black and white photo of a man in a suit

Page from a book with a drawing of various seashells on it

Two men shaking hands in front of an American flag

Group of men standing next to each other in front of a building

Painting of an old man with a long beard

Open book with a drawing of a machine on it