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Summary
| Description |
English: Civil-war era saltpeter vat in Big Bone Cave, TN. On the right is some of the log piping used to carry water in and out of the cave for leaching the nitrates from the cave soil. |
| Date | |
| Source | Own work |
| Author | Dave Bunnell |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
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- to share – to copy, distribute and transmit the work
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- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:59, 21 May 2016 | | 2,813 × 3,045 (2.32 MB) | Dave Bunnell | User created page with UploadWizard |
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