Frank Lloyd Wright, The Heroic Years 1920 - 1932 - Terrace Apartments for Elizabeth Noble, project - FLLW Archive Drawing Number 2903.015: Section (p. 201)

Drawing Citation

Drawing 015 - East elevaton and lateral cross section
Terrace Apartments for Elizabeth Noble, project (is cited in)
Frank Lloyd Wright, The Heroic Years 1920 - 1932 (published in)