CRT GAS SAMPLE PROBE - NARA - 17425147.jpg
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CRT GAS SAMPLE PROBE NARA 17425147, 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, CRT GAS SAMPLE PROBE
commons
ja
CRT GAS SAMPLE PROBE NARA 17425147、米国国立公文書館シリーズ:活動・施設・人事に関連する写真、米国国立公文書記録管理局の画像、米国国立公文書館の場所:他の、CRT GAS SAMPLE PROBE
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space probe probe cathode-ray tube