Maneuver with a sound detector near Munich, 1939
Maneuver with a sound detector near Munich. This device can be used to monitor and record engine noise from enemy aircraft to anticipate a possible attack
Picture No
13317490
Media ID
48342742
Size
4960px x 4098px
(2.1MB)
Credit
(c) Mary Evans / Sueddeutsche Zeitung Photo
Usage Restrictions
No model release, no property release. No commercial, merchandising or advertising use without release by SZ Photo
Source
SZ Photo - Knorr + Hirth
Date
1939
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Anti-aircraft Anticipate Detector Directional Hearing Intelligence Maneuver Monitor Noise Possible Reconnaissance
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