- 2.1-01-06-29
- Item
- August 17, 1949
This image shows the cross section of the trench. A man is sitting in the trench drawing a profile map.
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This image shows the cross section of the trench. A man is sitting in the trench drawing a profile map.
This image shows the cross section of the trench. A man is standing in the trench drawing a profile map.
G Cheney, R Heglar finishing 3rd level
This image shows two men finishing the excavation of the 3rd level while two others look on.