Constructing a shallow well showing use of tripod and winch for raising and lowering materials
Constructing a shallow well showing use of tripod and winch for raising and lowering materials
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| Main Authors: | , |
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| Format: | Default Image |
| Published: |
2019
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| Subjects: | |
| Online Access: | https://dx.doi.org/10.17028/rd.lboro.7873997.v2 |
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