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| North Foundations, from south; installation in foreground ... AMS north 2280 Horizontal (normal) ... August 1981 |
| North Foundations, after removal of poros chips; from south ... AMS north 2282 Horizontal (normal) ... August 1981 |
| Ashlar Wall, from south ... AMS north 1584 Horizontal (normal) ... August 1981 |
| North Foundations, from south ... AMS north 2282 Horizontal (normal) ... August 1981 |
| North Foundations, after removal of poros chips in northwest corner (Layer IV B), from east ... AMS west 2280 Horizontal (normal) ... August 1981 |
| East end of polygonal wall, showing overturned wall block and limestone sill or foundations. From south ... AMS north 1742 Horizontal (normal) ... 17 Aug 1981 |
| East end of polygonal wall, overturned wall block and foundation or sill blocks. Poros drain to south. From west ... AMS east 1740 Horizontal (normal) ... 17 Aug 1981 |
| East end of polygonal wall, overturned wall block and foundation or sill blocks. Poros drain to south. From north ... AMS south 1740 Horizontal (normal) ... 17 Aug 1981 |
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