[Grave of Sirval and Asturias story, San Esteban de las Cruces front, near Oviedo, Spain]

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

[Republican soldiers listening to their commander give a speech, Rio Segre, Aragón front, near Fraga, Spain]

[Republicans at the last line of fire before the summit, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers carrying a stretcher up the hillside, Río Segre, Aragón front, near Fraga, Spain]

[Republican soldiers on a staircase during the battle for this strategically located hilltop town, Teruel, Aragón front, Spain]

[Soldiers sitting around a table with a young woman, farewell ceremony for the International Brigades, near Falset, Spain]

[Dolores Ibárruri Gómez, La Pasionaria, and Jose Diaz at the farewell parade for the International Brigades, Barcelona, Spain]

[Frenchman André Marty, chief of the International Brigades, addressing troops at farewell ceremony, Les Masies, Spain]

[Republican soldiers listening to their commander give a speech, Rio Segre, Aragón front, near Fraga, Spain]

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

[Republican soldiers carrying spools of wire uphill, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers carrying a stretcher up the hillside, Rio Segre, Aragón front, near Fraga, Spain]

[Republicans at the last line of fire before the summit, Rio Segre, Aragón front, near Fraga, Spain]

[Republicans at the last line of fire before the summit, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers listening to their commander give a speech, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers listening to their commander give a speech, Rio Segre, Aragón Front, near Fraga, Spain]

[Republican soldiers listening to their commander give a speech, Rio Segre, Aragon Front, near Fraga, Spain]

[Republican soldiers listening to their commander give a speech, Rio Segre, Aragón Front, near Fraga, Spain]

[Republican soldiers looking out through the bombed out Governor's Palace, Teruel, Aragón Front, Spain]

[Republican soldiers listening to their commander give a speech, Rio Segre, Aragon Front, near Fraga, Spain]

[Republican soldiers carrying field telephone equipment, Rio Segre, Aragon Front, near Fraga, Spain]

[Republican soldiers installling anti-aircraft artillery, Rio Segre, Aragon Front, near Fraga, Spain]

[Republican soldiers carrying stretcher up the hillside, Rio Segre, Aragón Front, near Fraga, Spain]