Nestle Headquarters, Vevey, Switzerland, Office for Enrico Bignami, interior perspective

Nestle Headquarters, Vevey, Switzerland, Interior perspective

1959 · Pencil, colored pencil, ink and gouache on paper

Nestle Headquarters, Vevey, Switzerland (Interior perspective, bar in the attic floor)

1958 · Pencil, colored pencil, ink and gouache on paper

Nestle Headquarters, Vevey, Switzerland (Perspective, south façade)

1956 · Colored pencil and gouache on vellum

Nestle Headquarters, Vevey, Switzerland, South facade, perspective

1956 · Pencil, colored pencil, ink and gouache on tracing paper

Sandoz Headquarters, Paris, France, Director's desk, perspective

1949 · Pencil and charcoal on tracing paper

Sandoz Headquarters, Paris, France, Director's desk sketches

1948 · Chalk and pencil on vellum