[The battalion's political commissar and commander, Rio Segre, Aragón front, near Fraga, Spain]

[Soldiers walking on a hill, preparing for battle, Río Segre, Aragón front, near Fraga, Spain]

[Wounded Republican soldier in stretcher surrounded by comrades, Río Segre, Aragón front, near Fraga, Spain]

[Republican soldiers running, Río Segre, Aragón front, near Fraga, Spain]

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

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

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

[Downed German plane on display in Passeig de Gracia, Barcelona]