Cistern (29/ΝΔ) in section Υ (in notebook - 30/ΝΕ) ... John Travlos ... XIII-6 XIII-6 Dirty Cartridge Paper Drafting Ink ... 1937
Cistern (20/ΜΑ) in section Y (in notebook-20/ΜΒ-ΜΓ) ... John Travlos ... XIII-3 XIII-3 Dirty Cartridge Paper Drafting Ink ... 1937
Section plan of areas Y, Φ, X in 1937 ... Nothing drawn on Φ. f Fragile Gauzed Graph Paper Drafting Ink Pencil ... 1937
