[Gas Mask] Aktuelle Bilder Centrale [Georg Pahl]. Russian children putting on gas masks, Berlin, ca. 1945Silver gelatin photograph of four Russian children, two of whom are donning gas masks while the others assist. Caption to verso in German and stamp of the Aktuelle Bilder Centrale, Berlin, ca. 1945. In fine condition. 6 x 4. 5 inches (15. 2 x 11. 4 cm.). "Since chemical warfare exploded on the scene with lethal and terrifying force at the Second Battle of Ypres during WWI, nations have been attempting to create defenses for both soldiers and civilians