Mosaic patch in marble slab floor of the Tholos ... Horizontal (normal) ... June 1937
Earlier marble slabs beneath the marble slab floor of the Tholos ... east Horizontal (normal) ... June 1938
Tholos floor adjoining the porch ... west Horizontal (normal) ... 15 February 1938
The northwest quadrant of the Tholos floor ... east Horizontal (normal) ... 15 February 1938
