File:BlastHoleCharged Vertical.png
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Original file (164 × 653 pixels, file size: 65 KB, MIME type: image/png)
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Summary
| Description | Bore hole in rock, charged with blasting powder, tamping material, and fuse; rotated to portrait orientation |
| Date | |
| Source | https://books.google.com/books?id=PDpEAAAAYAAJ&pg=PA21 Blasters' Handbook: Describing the Practical Methods of Using Explosives for Various Purposes |
| Author | E.I. Du Pont de Nemours & Company |
| Other versions | File:BlastHoleCharged.png |
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, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:54, 11 December 2015 | | 164 × 653 (65 KB) | EEng | crop further |
| 08:01, 11 December 2015 |  | 234 × 678 (85 KB) | EEng | Adjust brightness | |
| 07:45, 11 December 2015 |  | 234 × 678 (95 KB) | EEng | {{Information |Description=Bore hole in rock, charged with blasting powder, tamping material, and fuse; rotated to portrait orientation |Source=https://books.google.com/books?id=PDpEAAAAYAAJ&pg=PA68 Blasters' Handbook: Describing the Practical Methods... |
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- Usage on ar.wikipedia.org
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