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Original and Revised Proposals for Tower, 1/6/87, 01/09/1987, 01/15/1987

Preliminary Design Cost Estimate and Revised Proposal for Tower, 02/05/1987, 02/19/1987

Conceptual Sketches. Undated, except as noted

[Sketch], untitled

Ink sketch on tracing paper, 18x17-1/2 inches

[Sketch], untitled

Blue ink sketch on tracing paper, 23x12 inches

[Sketches], untitled

Ink and colored pencil sketches on one sheet of vellum, 12x6 inches, two sheets of graph paper, 8-1/2x11 inches, and one electrostatic print, 8-1/2x11 inches

[Sketch of Roof], untitled

Blue ink sketch on tracing paper, 22x12 inches

[Sketch of Roof], untitled

Ink sketch with yellow marker coloring on tracing paper, 12x16-1/4 inches.

[Sketch of Roof], untitled

Ink sketch on tracing paper, 12x17 inches