20 21 Pg. 20, Trench XLVI, 20/5/1909, Drawing, Fig. XI a Pg. 20, Trench XLVI, 20/5/1909, Drawing, Fig. XI b Pg. 21, Trench XLVI, Drawing, Fug. XII a ... 20/5/1909
22 23
24 25 Pg. 24, Trench XLII a - XLV, Drawing, Trench XLII a - XLV
26 27 Pg. 26, Trench XLVI, Drawing, Fig XIV