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| Well ... Χ-4 710, 711 M 18:8 M 18:1 ... 20 April 1937 |
| Well ... Χ-4 712, 713 M 18:1 M 18:8 ... 21 April 1937 |
| Well ... Χ-4 692, 693 M 18:8 M 18:1 ... 14 April 1937 |
| Plate Fragment with Maker's Stamp. Well ... Χ-4 688, 689 P 9930 M 18:1 M 18:8 P 9930 ... 12 April 1937 |
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