Image:Planimeter.png
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Planimeter.png (574 × 252 pixels, file size: 31 KB, MIME type: image/png)
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[edit] Summary
| Description |
A simple area planimeter with recording wheel |
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| Source |
The Polar Planimeter and Its Use in Engineering Calculations: |
| Date |
1908 |
| Author |
Keuffel & Esser Co. |
| Permission (Reusing this image) |
see below |
[edit] Licensing
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1923. See this page for further explanation.
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This image might not be in the public domain outside of the United States (this especially applies in Canada, China (not Hong Kong, Macao, or Taiwan Area), Germany, Mexico, and Switzerland). The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details. |
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 03:59, 11 January 2008 | 574×252 (31 KB) | Dicklyon | ({{Information |Description=A simple area planimeter with recording wheel |Source=[http://books.google.com/books?id=yUJDAAAAIAAJ&pg=PA92&dq=planimeter+recording-wheel+complete-revolutions+date:0-1923&lr=&as_brr=0&ei=heiGR6qZJIbUtgPixbjQBQ The Polar Planime) |
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