German Hitler Youth members operating an aerophone, listening for engines of incoming aircraft, Germany, 23 Apr 1943
taken from fb/WW2 Military info & photos

Listening for approaching aircraft

Flakhelferin (anti-aircraft artillery assistant) in a phonolocator.Place/date unknown
taken from fb/History of WW2

Listening for aircraft approaching

German soldiers looking tired and bewildered after fighting on the eastern front.No place or date mentioned.
taken from fb/WW2 Shadows of the Eastern front