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PD 643 (DA 166)

Section plan: Section Σ. Late Walls ... Eugene Vanderpool ... Incomplete. Tracing paper: as 642. f Fragile Dirty Light Tracing Paper Pencil Colored Pencil ... 1951 ... Section plan: Section Σ. Late Walls.

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PD 553 (DA 81)

Plan of section Z in 1933; late walls ... f Fragile Repaired Gauzed Graph Paper Drafting Ink Pencil ... 1933 ... Plan of section Z in 1933; late walls.

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DA 422

Section II, ΘΘ, ΗΗ, (ΕΛ) Plan showing late walls ... Fragile Dirty Faded Light Tracing Paper Pencil Colored Pencil ... Section II, ΘΘ, ΗΗ, (ΕΛ) Plan showing late walls

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PD 548 (DA 71)

Plan of section E in 1932; late walls in N.E. corner ... Old grid. f Fragile Cartridge Paper Drafting Ink Pencil Colored Pencil ... 1932 ... Plan of section E in 1932; late walls in N.E. corner.