| Archive Number: | 2012.31.0629 | |
| Title: | At right along railroad wall is Propylon, north face. At center is location of Trench A ending in bedrock. In background, part of lime slaking pit. | |
| Negative: | Section ΒΓ 225 | |
| Date: | 10 Jun 1971 | |
| Notebook Page: | 1142 | |
| Rating: | 2 | |
| Section: | ΒΓ |