EXHAUSTER SYMMETRICAL INLET ACOUSTIC INSTALLATION WITH MICROPHONES - NARA - 17447122.jpg
en
EXHAUSTER SYMMETRICAL INLET ACOUSTIC INSTALLATION WITH MICROPHONES NARA 17447122, US National Archives series: Photographs Relating to Agency Activities, Facilities and Personnel, Images from the National Archives and Records Administration, US National Archives location: other, EXHAUSTER SYMMETRICAL INLET ACOUSTIC INSTALLATION WITH MICROPHONES
commons
ja
国立公文書館所蔵の画像:国立公文書館所蔵の画像のほか、国立公文書館所蔵の画像。
commons_translated
symmetrically exhaustible acoustic exhaust