[Republican soldiers on hillside, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldier carrying wounded comrade on his back, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldier helping wounded comrade, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers helping wounded comrades, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers helping wounded comrade, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers sitting in trenches, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers sitting in trenches, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers helping wounded comrade, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers in crevices, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers in crevices, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldier carrying wounded comrade on his back, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers assisting a wounded comrade, Rio Segre, Aragón front, near Fraga, Spain]

[Man holding a flask waiting with others for the mobilization, Barcelona]

[Men waiting for the mobilization, Barcelona]

[Standing man reading in front of two women, Barcelona]

[Men sitting on benches outside of mobilization center, Barcelona]

[Man with backpack with two women, Barcelona]

[Men sitting on benches, Barcelona]

[Two men sitting on a bench at mobilization center, Barcelona]

[General Kléber and Hans Kalhe talking to a soldier, Spain]

[Jose Diaz Ramos talking to a man holding papers, Spain]

[General Kleber of the International Brigade, Spain]

[General Kleber talking to an older man, Spain]

[Ernest Hemingway and Ilya Grigoryevich Ehrenburg, Valencia, Spain]