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Original file (858 × 356 pixels, file size: 60 KB, MIME type: image/jpeg)
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Summary
| Description |
English: A rendering of the face of a range correction board, a desktop device (somewhat like a large, old-fashioned mechanical adding machine) that was used to cummulate the corrections needed to account for various factors influencing the range of shells fired by the Coast Artillery. |
| Source | "FM 4-15 Coast Artillery Field Manual-Seacoast Artillery Fire Control and Position Finding" |
| Author | US War Department |
Rendering is from "FM 4-15 Coast Artillery Field Manual-Seacoast Artillery Fire Control and Position Finding," U.S. War Department, Government Printing Office, Washington, 1940, following p. 120.
Licensing
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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | ||
Original upload log
Transferred from en.wikipedia to Commons using For the Common Good.
The original description page was here. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 17:27, 10 June 2010 | 858 × 356 (61,422 bytes) | w:en:Pgrig (talk | contribs) | A rendering of the face of a range correction board, a desktop device (somewhat like a large, old-fashioned mechanical adding machine) that was used to cummulate the corrections needed to account for various factors influencing the range of shells fired b |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:54, 13 January 2014 | | 858 × 356 (60 KB) | Vanisaac | Transferred from en.wikipedia: see original upload log above |
File usage
The following pages on the English Wikipedia use this file (pages on other projects are not listed):
