Frank Lloyd Wright, The Heroic Years 1920 - 1932 - Solomon R. Guggenheim Museum - FLLW Archive Drawing Number 4305.009: Perspective (p. 29)

Drawing Citation

Drawing 009 - Perspective from the front
Solomon R. Guggenheim Museum (is cited in)
Frank Lloyd Wright, The Heroic Years 1920 - 1932 (published in)