Rectangular base adjoining the Great Drain to the east of the Tholos with drain ... east Horizontal (normal) ... 15 February 1938
Junction of the Great Drain and the drain from the kitchen of the Tholos ... north Horizontal (normal) ... August 1938
View looking through the Great Drain ... Nomlas photo (31-E-74). Horizontal (normal) ... 5 August 1931
Wall of the Great Drain built of polygonal masonry ... Horizontal (normal) ... 7 May 1932
Wall of the Great Drain ... Horizontal (normal) ... 7 May 1932
Great Drain with inscribed stelae used as cover ... Horizontal (normal) ... 12 February 1932
Stelae over the Great Drain ... Horizontal (normal) ... 10 February 1932
The stele of Philonos in situ in the Great Drain ... Horizontal (normal) ... 26 June 1933
Cover slabs over the Great Drain ... Nomlas (31-E-42) Horizontal (normal) ... 20 July 1931
Investigating the Great Drain ... 31-E-48 (Nomlas.) Horizontal (normal) ... 22 July 1931
Trench to the west of the Great Drain ... Horizontal (normal) ... 5 May 1934
View of the Great Drain in front of the Metroon ... north Horizontal (normal) ... 15 May 1935
New course of the Great Drain ... northeast Horizontal (normal) ... 1937
Great Drain opposite the northeast corner of the Metroon, detail of masonry ... southwest 1470 Horizontal (normal) ... 19 July 1961
Section opposite south part of the Eponymous Heroes. Cover slabs removed ... west 1903 Horizontal (normal) ... August 1967
Section opposite south part of the Eponymous Heroes. Cover slabs removed ... southwest 1905 Horizontal (normal) ... August 1967
Section opposite the south part of the Eponymous Heroes. Cover slabs removed. Details of wall ... west 1907 Horizontal (normal) ... August 1967
Section opposite the south part of the Eponymous Heroes. Cover slabs removed. Details of wall ... west 1908 Horizontal (normal) ... August 1967