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| Trench F, east part. From north middle Drain cleaned. 1 is west curb of early Road Drain, 2 is bottom of middle Drain, 3 is late Drain ... AMS Horizontal (normal) |
| Trench F, east part. From northeast middle Drain cleaned. 1 is west curb of early Road Drain, 2 is bottom of middle Drain, 3 is late Drain ... AMS Horizontal (normal) |
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