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DeutschFile:Perkins furnace and expansion tube.jpg
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Summary
| Description | Details of furnace and expansion tube from US Patent 888 by AM Perkins, August 20 1838 | ||||
| Date | |||||
| Source | U.S.Patent 888A | ||||
| Author | Perkins, Angier March | ||||
| Permission (Reusing this file) |
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Original upload log
The original description page was here. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 2011-08-29 12:55:30 | 980 × 768 | Petecarney | Details of furnace and expansion tube from US Patent 888 by AM Perkins, August 20 1838 |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:43, 20 September 2023 | | 980 × 768 (121 KB) | Mcapdevila | Transferred from en.wikipedia (MTC!) (1.1.0) |
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