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DexMase.[?]

AI summary (β)
This item is a handwritten note in English concerning armor and protection in warship structure, consisting of calculation formulas under a heading that reads “Abs Mass” or similar, and a numerical table that appears to read “Refn.” It includes formulas using logT and logD, explanations of T, D, and W (white sec., min., grains, etc.), and numerical values in columns for D and W gram; at the bottom are entries that appear to read “armor plate” and the date “apr. 28, 1935.” Keywords: DexMase, Abs Mass, Refn, armor plate, logT, logD, D, W gram, 1935Auto-generated by Azure OpenAI gpt-5.5 from OCR text (which may contain errors) and image captions.
Item ID
2805fa73-3ae5-4144-a9af-2f77cfee152c
Catalogue ID
10190601
Card catalogue
[Armor plate] Handwritten calculation sheets, design drawings, etc. “Test Report on Thin ‘Bofors’ Steel Plates for Overall Protection of Aviation Materials” (April 1925)
Doc type
メモ
Category
軍艦構造:装甲・防御
Extent
Navy ruled paper, written in pen | 1 sheet
Holder
東京大学柏図書館
Year registered
2007
GCV entities
Diagram

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