Cylindrical slide rule - Ridai Museum of Modern Science, Tokyo - DSC07490.JPG
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Cylindrical slide rule Ridai Museum of Modern Science, Tokyo DSC07490, Cylindrical slide rules, Slide rules in the Ridai Museum of Modern Science
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Cylindrical slide rule Ridai Museum of Modern Science, Tokyo DSC07490, Exhibit in the Ridai Museum of Modern Science, Tokyo University of Science, Kagurazaka campus - 1-3 Kagurazaka, Shinjuku-ku, Tokyo.
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台風20号、東京国立近代美術館、DSC07490、円筒形のスライド式、理台近代科学館のスライド式
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円柱状のスライドルール 東京理科大学理大現代科学博物館蔵 DSC07490 東京理科大学神楽坂キャンパス内展示 - 東京都新宿区神楽坂1-3
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