Black and white drawing of a cylindrical tube with the words "Fig

Black and white drawing of a woman standing in front of a gate

Painting of a sailboat in the ocean on a cloudy day

Engraving of a man in a hat and a woman in a dress standing in front…

Black and white photo of a large telescope in a room

Painting of cows grazing in a wooded area

Painting of a group of people walking down a street

Black and white drawing of a bridge over a river

Black and white map of the city of Lowell