DIRECTIONAL AIR SAMPLER IN THE ENERGY CONVERSION LABORATORY ECL - NARA - 17446532.jpg
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DIRECTIONAL AIR SAMPLER IN THE ENERGY CONVERSION LABORATORY ECL NARA 17446532, 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, DIRECTIONAL AIR SAMPLER IN THE ENERGY CONVERSION LABORATORY ECL
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うち、その運用に関するものを参考にしたもの。
commons_translated
data conversion oxygenation directional