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The east wall of exedra 4 Film 168-2 diagram plan) (Film 168-2) This wall [(photo) ] like the east wall has been cleared on its east face to bedrock from 2.90m to 8.00m north of the south face of the south wall. On the west face it is exposed from 2.30m to 7.55m north and from 14.00m to 14.65m north elsewhere it has not been cleared below course 2. The rubble foundation where examined reaches down to bedrock (diagram fig [illegible]). Above the foundation there are two courses in ashlar work with blocks measuring between 0.95^m & and 1.50m. in length which stand 1.4 through the thickness of the wall, of approximately 10.55m. Above course 2 the wall goes in rough masonry which is preserved to a maximum height of +0.23. The ashlar blocks of course 2, at the north end, rest on earlier masonry at level - 0.59. It is not bonded into the north wall but runs itself short of its west face. It would [illegible]
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Diagram 7 levels of west wall of exedra 4 rock found course 1 2 2.30m north -1.71m.43 -1.128m. 52 - 0.76m. ^59 -0.17m 7.55 " -1.47m21 -1.12660 - 0.66^55 -0.11 14.70 " -1.18m9 -1.09 59 -0.50m^52 +0.02 16.72 " " ^51 +0.12
16.72 top early wall under course 2 -0.39 highest point of east wall +0.32
1.26 66 60
1.71 1.28 43
1.28 76 52
43 21 9 52 60 59 59 55 52 154 136 120
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65 figures hard to readstruck struck outadded written in above” jug ditto, and what it repeatsword reading not certain