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| Clearing Great Drain; Late Course ... Ζ-9 1706, 1707 Lot Ζ 663 Lot Ζ 662 |
| Clearing Great Drain; Late Course ... Ζ-9 1704, 1705 Section Ζ 210 Section Ζ 211 Section Ζ 251 ... 9 Jun 1937 |
| Great Drain; Varia. Middle Drain; North of Building C; Loose Gravel. Fill. Middle Drain; North of Building C; Firm Gravel; Layer I. Middle Drain; North of Building C; Firm Gravel; Layer II. Middle Drain; ... Ζ-15 2807, 2808 Lot Ζ 653 Lot Ζ 654 Lot Ζ 655 Lot Ζ 656 Lot Ζ 657 Lot Ζ 658 Lot Ζ 659 Lot Ζ 660 Lot Ζ 661 Lot Ζ 662 Lot Ζ 663 Lot Ζ 664 Lot Ζ 665 Lot Ζ 666 Lot Ζ 667 Lot Ζ 668 Lot Ζ 669 Lot Ζ 670 Lot Ζ ... Post Sullan |
| Mixed ... H.Α. Thompson ... 1573 1765 ... 1937 |
| Mixed ... H.Α. Thompson ... 2744 2938 ... 1933, 1934, 1937, 1938, 1951, 1954 |
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