[Woman, man and two children sitting in front of sandbaged structure against a hill, Bilbao, Spain]

[Republican soldier taking notes next to a wounded comrade, Rio Segre, Aragón Front, Spain]

[Republican soldiers working on damaged bridge, Rio Segre, Aragon front, near Fraga, Spain]

[Republican soldier with rifle on destroyed bridge, Rio Segre, Aragon front, near Fraga, Spain]

[Republican soldiers walking down road, Rio Segre, Aragon front, near Fraga, Spain]

[Republican soldiers sweeping the hospital courtyard for the International Brigades farewell ceremony, Les Masies, Spain]

[Soldiers walking on a hill, preparing for attack, Rio Segre, Aragón Front, near Fraga, Spain]

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