DENSITOMETER ANALYSIS OF IMAGERY - NARA - 17447432.jpg
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DENSITOMETER ANALYSIS OF IMAGERY NARA 17447432, Densitometry, 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, DENSITOMETER ANALYSIS OF IMAGERY
commons
ja
国立公文書館所蔵の画像:ほか、国立公文書館所蔵の画像:『日本学術研究史の年譜』
commons_translated
densitometer densitometry