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

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

[Antic bowl, chandelier, and bust of a man, Barcelona, Spain]

[Republican militiamen walking in line, Aragón front, Spain]

[Soldier holding 40th Brigade flag, Spain]

[Three men gathered around a table, Barcelona, Spain]

[Republican troops marching, Teruel, Aragón Front, Spain]

[Republican soldier next to field kitchen, Teruel,Spain]