Pencil drawings with measurements of part of the Great Drain ... No 2 Folder I. Eponymous Heroes ... 14 Jun 1968
Pipe from drain of Building F ... John Travlos ... XVII-3 XVII-3 Dirty Cartridge Paper Drafting Ink ... 1936
Collecting basin and drain; plan and section ... J.T.? ... HSR group K.
Isometric drawing of the Great Drain west of Eponymous Heroes ... W.B. Dinsmoor, Jr ... 87-533 87-533 Dirty Heavy Tracing Paper Drafting Ink ... 1974
