Middle drain to north of Building C, as cleared ... north 2567 Horizontal (normal) ... 31 May 1938
Middle drain to north of Building C, as cleared ... south 2566 Horizontal (normal) ... 31 May 1938
Layer 7 ... AMS 983 Horizontal (normal) ... 31 May 1938
Photo in Section ΑΑ ... AMS 986 Horizontal (normal) ... 31 May 1938
