[Loyalist soldier smoking a cigarette, Mount Sollube, Spain]

[Recruitment and training of the new People's Army, Valencia, Spain]

[Republican soldier watching bombing planes, Teruel, Spain]

[Republicans soldiers carrying man on a stretcher, Teruel, Spain]

[Tank in front of building, Teruel, Aragon front, Spain]

[Republican soldier standing in hole in wall, Teruel, Spain]

[Small mercury tanks ready for shipment, Almaden, Spain]

[A miner shoves a wagon into the furnace, Almaden, Spain]