File:Drum Wound Armature - Single Coil Example.jpg
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Summary
| Description |
English: Text from original illustration:
Figure 251: Illustrating the principle of an early Siemens drum winding.
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| Source |
Public Domain source:
Scanned by Dale Mahalko, Gilman, WI, USA DMahalko (talk) 09:54, 13 January 2008 (UTC) |
| Author | Unknown author |
Licensing
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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.
 Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings. |
Original upload log
The original description page was here. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 2008-01-13 09:54 | 1933×1313× (105039 bytes) | DMahalko | == Summary == Text from original illustration: Figure 251: Illustrating the principle of Siemens drum winding. In order to make the winding and connections clear, one coil and the commutator is shown assembled, although the latter is not put in place unt |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:17, 12 February 2019 | | 1,933 × 1,313 (103 KB) | wikimediacommons>Betelgeuse1960 | Transferred from en.wikipedia via #commonshelper |
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