In the Nature of Materials: The Buildings of Frank Lloyd Wright 1887-1941 - Oak Park Studio for Frank Lloyd Wright - FLLW Archive Drawing Number 9506.??3: Floor Plan (fig. 41)

Drawing Citation

Drawing ??3 - Floor plan, probbaly for Hitchcock
Oak Park Studio for Frank Lloyd Wright (is cited in)
In the Nature of Materials: The Buildings of Frank Lloyd Wright 1887-1941 (published in)