Plan and elevation of the Great Drain in Section E ... Charles S. Spector ... Dirty Cartridge Paper Drafting Ink ... 1933 ... Ε
Sections through the stoa annex of the Stoa of Zeus ... Charles S. Spector ... Dirty Cartridge Paper Drafting Ink Pencil ... 1933 ... Ε
House of Late Roman period to S.E. of Tholos ... Charles S. Spector ... See PD 86. Unfinished pencil drawing. Dirty Cartridge Paper Pencil ... 1933 ... Ε