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Figure 4: Thickness of Defensive Armor Plate at Battle Ranges (Against 16-inch Guns)

AI summary (β)
The drawing “Figure 4: Battle Range and Thickness of Defensive Armor Plate (Against 16-inch Guns)” is a top-secret technical document showing the relationship between the thickness and inclination of defensive armor plate and battle range against 16-inch guns. It schematically compares the angle of impact of the projectile at 25,000 meters and 15,000 meters, the angle of entry into vertically placed and horizontally arranged armor plates, and penetration conditions. No names of persons, warships, or units are given, and the date and publication information are unknown. Keywords: Figure 4, battle range, defensive armor plate, 16-inch gun, 25,000 meters, 15,000 meters, angle of entry, penetration conditions, top secretAuto-generated by Azure OpenAI gpt-5.5 from OCR text (which may contain errors) and image captions.
Item ID
9665703c-3fd0-429f-be5f-137d960fcf70
Catalogue ID
10460501
Card catalogue
[Tables for Hiraga Lectures]
Category
講演・講義:講義
Extent
1 sheet
Holder
東京大学柏図書館
Year registered
2007
Remarks
[Editor: Title extracted from the list of figures and tables in 10460101]
GCV entities
Diagram / Drawing

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