Frank Lloyd Wright; Volume 06: Monograph 1936-1941 - House, "Wingspread" for Herbert F. Johnson - FLLW Archive Drawing Number 3703.066: Section (p. 14, fig. 14)

Drawing Citation

Drawing 066 - Cross section main module
House, "Wingspread" for Herbert F. Johnson (is cited in)
Frank Lloyd Wright; Volume 06: Monograph 1936-1941 (published in)