White envelope with a gold stamp on it that reads "Cooper Union Museum…

Black and white photo of a house surrounded by trees

Black and white photo of boats docked in the water

Old envelope with a blue stamp on it

Aerial view of a large building situated in the middle of a body of…

Black and white photo of a building with a clock tower surrounded by…

Tree trunk in the woods with bracket fungus growing on it

Painting of a group of people standing around a man in a red robe

Drawing of a man wearing a helmet