[Republican soldiers installing artillery, Rio Segre, Aragón front, near Fraga, Spain]

Untitled (New Orleans)

[Republican soldier with rifle, Rio Segre, Aragón front, near Fraga, Spain]

The Dadaist Raoul Hausmann posing

[Soldiers at bombed railroad station, Xuzhou, China]

[Schholchildren evacuated from classroom for New York's first air-raid alarms of World War II]

[Armored train, near the Xuzhou front, China]

[Policeman clapping their hands over the mouth of a Spanish journalist who was wrongly arrested as one of the people disrupting Emperor Haile Selassie's speech at the League of Nations, Geneva]