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PD 2286 (DA 4232)

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

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PD 2286 (DA 4233)

Isometric drawing of the Great Drain west of Eponymous Heroes ... W.B. Dinsmoor, Jr ... 87-533 87-533 ... 1974

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PD 861-a (DA 91)

Working plans of section Ζ in 1954. Earlier periods ... John Travlos Dorothy Burr Thompson ... Original missing. Old grid. Not an accurate plan! Faint Diazotype Drafting Ink Pencil Pen ... 1954

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PD 861-a (DA 92)

Working plans of section Ζ in 1954. Earlier periods ... John Travlos Dorothy Burr Thompson ... 1954

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PD 191 (DA 3413)

Plan of the Great Drain at fork in Section Ζ ... Charles S. Spector ... Dirty Cartridge Paper Drafting Ink ... 1933

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PD 190 (DA 3414)

Plan and elevation of the Great Drain in Section E ... Charles S. Spector ... Dirty Cartridge Paper Drafting Ink ... 1933

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PD 919 (DA 99)

Plan of section Z. Triangular area with small buildings southwest of Agora boundary stone. Photostat with additions ... Old Grid. Stained Dirty Other Pencil Colored Pencil Pen ... 1954

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PD 626 (DA 3412)

Plan and section of east branch of Great Drain; unfinished ... John Travlos ... Possibly section Λ? Dirty Cartridge Paper Drafting Ink