Logo of a skull wearing a gas mask with the text "10th Chemical…

Black and white photo of a train traveling down train tracks

Animated molecular model of a peptide molecule with a red

Drawing of a street scene with people walking down it

Map of the British Empire in the 19th century

Black and white drawing of a man standing and holding an axe in one…

Black and white photo of a city street with buildings

Two men in red and green outfits

Book with a drawing of a red and gold design on it