60 61 Pg. 60, Type I, Drawing, Type I Pg. 61, Type II, Drawing
62 63 Pg. 62, Type II sub c, Drawing, Type II sub c Pg. 62, Type II sub c, Drawing Pg. 63, Other designs tops, Drawing
64 65 Pg. 64, Drawing Pg. 65, Drawing
66 67 Pg. 67, Trench XLVI, 11/6/1909, Drawing, Width of channel ... 11/6/1909