An example of Kahn’s exploration of modernism and modern architectural vocabulary through art. (Louis I. Kahn. Transparency No. 2 1948-50, pen and ink on paper, 11 1/3 x 15 3/5 in.)

Courtesy Sue Ann Kahn.

Exploration of modern architecture as inspired by Mies van der Rohe and Le Corbusier, showing the relationship of design elements building, plan, and ground. (Louis I. Kahn. The Apartment, The House 1949-50, pen, ink, & pencil on onionskin paper, 10 9/10 x 8 2/5 in.)

Courtesy Sue Ann Kahn.

Pure geometric form reminiscent of the pyramids. (Louis I. Kahn. Study for a Mural Based on Egyptian Motifs, No. 3 1951-1953, ink on paper, 11 4/5 x 15 4/5 in.)

Courtesy Sue Ann Kahn.

Relationship between modern and natural forms, showing mountains, building forms, ground, and sky. (Louis I. Kahn. Abstract of Planes in Landscape 1948-50, oil on canvas, 15 3/5 x 19 1/3 in.)

Courtesy Sue Ann Kahn.

An example of Kahn’s expressionistic license in his representation of ancient architecture. (Louis I. Kahn. Temple of Apollo, No. 3, Corinth, Greece 1951, pastel and charcoal on paper, 10 7/10 x 10 1/10 i.)

Courtesy Sue Ann Kahn.

Observations of light, space, and historic elements. (Louis I. Kahn. Study for a Mural Based on Egyptian Motifs, No. 2 1951, charcoal on paper, 11 1/5 x 14 3/5 in.)

Courtesy Sue Ann Kahn.

Individual panels, which can stand alone as separate drawings, intended to blend together into one image of temple ruins. (Louis I. Kahn. Study for a Mural Based on Egyptian Motifs, No. 4 1955, ink on paper, 12 1/10 x 15 7/10 in)

Courtesy Sue Ann Kahn.