3 canvas(es) — paginate below the viewer, or use the Canvases tab on the right.
[Memo on the relationship between the angle formed by the projectile axis and the plate; reverse side is a receipt addressed to Hiraga: issued by Yamaguchi Yoshichika, Department of Applied Engineering, Faculty of Engineering, Tokyo Imperial University] / others
- AI summary (β)
- This item is a memo on the “relationship between the angle formed by the projectile axis and the plate,” concerning armor and protection in warship structure, with a receipt addressed to Hiraga on the reverse side. The receipt is said to have been issued by Yamaguchi Yoshichika of the Department of Applied Engineering, Faculty of Engineering, Tokyo Imperial University, and is dated May 16, 1928. The legible portions of the main text are limited to strings of numbers and the like, and no ship names can be confirmed. Keywords: projectile axis, armor, protection, angle, plate, Hiraga, Yamaguchi Yoshichika, Faculty of Engineering, Tokyo Imperial University, Department of Applied Engineering, receiptAuto-generated by Azure OpenAI gpt-5.5 from OCR text (which may contain errors) and image captions.
- Item ID
- 1609ae8f-1346-4ea6-b060-789f4034bff9
- Catalogue ID
- 22491001
- Card catalogue
- [Materials related to protective armor plates, etc.]
- Category
- 軍艦構造:装甲・防御
- Issued
- 1928-05-16
- Holder
- 東京大学柏図書館
- Year registered
- 2007
- GCV entities
- Document











































