AIR POLLUTION MONITORING EQUIPMENT - NARA - 17467545.jpg
en
AIR POLLUTION MONITORING EQUIPMENT NARA 17467545, 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, AIR POLLUTION MONITORING EQUIPMENT
commons
ja
航空宇宙工学研究機構のNARA 17467545、米国国立公文書館所蔵:航空宇宙工学研究機構の活動、施設、人事に関連する写真、米国国立公文書館管理局所蔵:その他、航空宇宙工学研究機構の報告書
commons_translated
air pollution industrial air pollution monitoring pollute polluter pollution