Close up of a vibrant purple scorpionweed flower in the desert

Sign on the side of a train track with the words &quot;Stop Look Listen…

Black and white engraving of two men standing next to each other

Bronze plaque with a portrait of Charles Monod on it

Old postcard with a black and white photo of a large building…

Drawing of a man and woman standing in front of a building

Wooded landscape with a stream in the foreground and trees in the…

Black and white photo of a large building with windows

Drawing of a teapot on a piece of paper