Black and white photo of a man standing in front of a group of children

Black and white drawing of a man sitting on a bed with the words…

Map of the city of Mayence

Black and white photo of a typhoon in the Pacific Ocean

Molecular model of a peptide molecule on a white background

Black and white photo of a vase filled with flowers on a table

Painting of a woman in a blue dress

Black and white drawing of a map with Chinese writing on it

Black and white drawing of a fern leaf on a white background