Frank Lloyd Wright; Volume 11: Preliminary Studies 1933-1959 - Administration Building for S. C. Johnson and Son Company - FLLW Archive Drawing Number 3601.018: Plan (p. 54, fig. 81)

Drawing Citation

Drawing 018 - Floorplan main level, very early but essentially complete
Administration Building for S. C. Johnson and Son Company (is cited in)
Frank Lloyd Wright; Volume 11: Preliminary Studies 1933-1959 (published in)