Russian woman in a dugout (August 1941)

Dugouts (zemliankas in Russian) were widely used as shelters on the Eastern front.

Source

Federal Archive Agency of Russia. Russian state archive of photographic and movie documents, item nr. Оп. 2, № 163, сн. 11 (Российский государственный архив кинофотодокументов, aрхивный номер: Оп. 2, № 163, сн. 11)