File:Whitworth hexgonal bullet illustration and Whitworth Polygonal rifling section.jpg
Whitworth_hexgonal_bullet_illustration_and_Whitworth_Polygonal_rifling_section.jpg (406 × 273 pixels, file size: 43 KB, MIME type: image/jpeg)
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Summary[edit]
DescriptionWhitworth hexgonal bullet illustration and Whitworth Polygonal rifling section.jpg |
日本語: ホイットワースによって発明された六角形弾のイラストと、ポリゴナルライフリングのイラストです。画像は、1882年出版の本からの引用であり、パブリックドメインとなります。 |
Date | |
Source |
Papers on Mechanical Subjects 第 2 巻 |
Author | Joseph Whitworth |
Licensing[edit]
Public domainPublic domainfalsefalse |
This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. | |
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:34, 5 December 2021 | 406 × 273 (43 KB) | 上野ネズミ (talk | contribs) | Uploaded a work by Joseph Whitworth from Papers on Mechanical Subjects 第 2 巻 with UploadWizard |
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User comments | Screenshot |
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Horizontal resolution | 144 dpi |
Vertical resolution | 144 dpi |
File change date and time | 22:25, 5 December 2021 |
Y and C positioning | Centered |
Exif version | 2.21 |
Meaning of each component |
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Supported Flashpix version | 1 |
Color space | sRGB |
Scene capture type | Standard |
Date metadata was last modified | 07:25, 6 December 2021 |