[People walking through the ruins of collapsed buildings, Barcelona, Spain]

[Boy wearing cap of the FAI (Iberian Anarchist Federation), Barcelona]

[Refugees standing by the road from Barcelona at the French border, Spain]

[Volunteers of the International Brigade marching through the streets of Barcelona, Spain]

[Republican troops waving from train departing for the Aragón front, Barcelona]

[Loyalist militiamen departing for the front with women and a boy hanging on to train, Barcelona]

[Soldier holding girl during the farewell parade for the International Brigades, Barcelona]

[Spanish troops presenting arms, Farewell march of the International Brigade, Barcelona]

[Soldier carrying boy during farewell parade for the International Brigades, Barcelona]

[Women giving soldiers flowers at farewell parade for the International Brigades, Barcelona]

[Girl kissing a soldier during the farewell parade for the International Brigades, Barcelona]

[French diplomatic attaché, farewell parade for the International Brigades, Barcelona, Spain]

[Crowd in the street during the farewell parade for the International Brigades, Barcelona, Spain]

[A Republican soldier kisses his son in preparation for mobilization, Barcelona]

[Crowd looking at a downed german Bomber-plane on display in a square, Barcelona]

[Group of men riding in a truck, on the road from Barcelona to the French border]

[Young woman writing a letter on a suitcase at a refugee center, Montjuich, Barcelona]

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

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

[Group of men riding in a truck, on the road from Barcelona to the French border]

[Notes with thanks shower soldiers at the farewell parade for the International Brigades, Barcelona]

[Young woman writing a letter on a suitcase at a refugee center, Montjuich, Barcelona]

[People at outdoor cafes, and pedestrians walking on a main street, Barcelona, Spain]