[Girl and man at circus]

[Militamen outside bombed buildings, University City, Madrid]

[Unidentified Man and Woman]

[Four Unidentified Men]

[Worker making matchboard on cylinder machine, American Writing Paper Company, Holyoke, Massachusetts]

[Workers making matchboard on cylinder machine, American Writing Paper Co., Holyoke, Massachusetts]

[Henri Barbusse surrounded by leading left-wing intellectuals, Paris]

[Frida Kahlo with cacti, Mexico City]