[Girls crossing a street below signs, Barcelona, Spain]

[Loyalist soldiers crouching by trees, Cerro Muriano, Spain]

[Recruitment and training of new People's Army, Valencia, Spain]

[Republican soldier behind barricade, Battle of Brunete, Spain]

[Trial in a court with police holding guns, Barcelona, Spain]

[Pilot in gear posing with an airplane, with hand on propeller, Spain]

[Men working on bomb casings in a munitions factory, Spain]

[Republican soldiers loading artillery, Aragón front, Spain]