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| Drain, from south ... AMS 169 Horizontal (normal) ... 17 Feb 1932 |
| Drain, from north and above ... AMS 169 Horizontal (normal) ... 17 Feb 1932 |
| West side of patch of earth dug away up to drain. Photo from northwest ... AMS 170 Horizontal (normal) ... 17 Feb 1932 |
| Progress of dig along north of section. From south ... AMS 170 Horizontal (normal) ... 17 Feb 1932 |
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