United States Embassy, Caracas, Venezuela 1987-1992

[Conceptual Sketch], untitled. Blue ink sketch on tracing paper, 18 x 30 1/4 inches, initialed

United States Embassy, Caracas, Venezuela 1987-1992

[Conceptual Sketch], untitled. Digital image only of green and black ink sketch on steno pad paper, 6x9 inches

National Library of Latvia, Riga 1989-in progress

[Early Conceptual Sketch], untitled. Digital image only of blue ink sketch on tracing paper, initialed

National Library of Latvia, Riga 1989-in progress

[Early Conceptual Sketch], untitled. Digital image only of blue ink sketch on tracing paper, initialed

National Library of Latvia, Riga 1989-in progress

[Conceptual Sketches], untitled. Digital image only of four black ink sketches on graph paper, initialed

National Library of Latvia, Riga 1989-in progress

[Conceptual Sketches], untitled. Digital image only of four black ink sketches on graph paper, initialed

National Library of Latvia, Riga 1989-in progress

[Conceptual Sketch], untitled. Digital image only of black and blue ink sketch on tracing paper, initialed

National Library of Latvia, Riga 1989-in progress

[Conceptual Sketches], untitled. Digital image only of black and blue ink sketches on tracing paper with marker coloring, initialed

National Library of Latvia, Riga 1989-in progress

[Conceptual Sketches], untitled. Digital image only of two black and blue ink sketches on tracing paper with marker coloring

National Library of Latvia, Riga 1989-in progress

[Conceptual Sketch], untitled. Digital image only of black and blue ink sketch on tracing paper with marker coloring

National Library of Latvia, Riga 1989-in progress

[Conceptual Sketches], untitled. Digital image only of two black ink sketches on tracing paper with marker coloring

University of Turin, Humanities Faculties Building, Turin, Italy 1989-1990 (unbuilt project)

[Conceptual Site Plan Sketch], untitled. Black ink sketch on tracing paper with green, brown and purple marker coloring, 18 x 22 3/4 inches

University of Turin, Humanities Faculties Building, Turin, Italy 1989-1990 (unbuilt project)

[Early Site Plan Study], untitled. Green and black ink drawing on tracing paper with colored pencil and marker coloring, initialed, 18 x 33 1/2 inches

University of Turin, Humanities Faculties Building, Turin, Italy 1989-1990 (unbuilt project)

[Conceptual Sketch of Tower I], untitled. Blue ink sketch on tracing paper, initialed, 18 x 21 1/4 inches

University of Turin, Humanities Faculties Building, Turin, Italy 1989-1990 (unbuilt project)

[Conceptual Sketch of Tower I], untitled. Blue ink sketch on tracing paper, 18 x 22 3/4 inches