[Loyalist officers entering a government building, Bilbao, Spain]

[Row of Basque militia men lying in bed, Bilbao, Spain]

[Three workers carrying shovels in an amunition factory, near Bilbao]

[Republican soldier during the battle of Mount Solluve, Bilbao region, Spain]

[Civilians running in the street during air raid siren, Bilbao, Spain]

[Woman and girl running for shelter during an air-raid, Bilbao, Spain]

[Republican soldier in the woods during the battle of Mount Sollube, Bilbao front, Spain]

[Republican soldier and woman during the battle of Mount Solluve, Bilbao front, Spain]

[Crowds running for shelter when the air-raid alarm sounded, Bilbao, Spain]

[Women running for shelter when the air-raid alarm sounded, Bilbao, Spain]

[Portrait of Jose Antonio Aguirre, president of the newly autonomous Basque government, Bilbao]

[Crowds running for shelter when the air-raid alarm sounded, Bilbao, Spain]

[Portrait of Jose Antonio Aguirre, president of the newly autonomous Basque government, Bilbao]

[Man fighting a fire ignited in a gasoline depot by a Nationalist air raid, Bilbao, Spain]

[Republican soldier with body on a stretcher during the battle of Mount Solluve, Bilbao front, Spain]

[Republican soldiers crouching behind a car during the battle of Mount Solluve, Bilbao front, Spain]

[Militiaman holding a mug next to an elderly woman, Mount Sollube, Spain]

[Three militiamen with cannon hidden in a bush, Mount Sollube, Spain]

[General Llano de la Encomienda, commander of the Republican army in the North, overlooking the troops parading below him, Bilbao]

[People sitting near the shelters so that they would not have to run every time the air raid alarm sounded, Bilbao, Spain]