DISCONNECT COUPLING ON QUIET FAN SHAFTING - NARA - 17421638.jpg
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DISCONNECT COUPLING ON QUIET FAN SHAFTING NARA 17421638, 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, DISCONNECT COUPLING ON QUIET FAN SHAFTING
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国立公文書館所蔵写真:工作活動・施設・人事関係の写真、国立公文書館所蔵画像:他、宮内庁書陵部文書課所蔵画像:
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disconnect coupling