Wrightscapes: Frank Lloyd Wright's Landscape Designs - "Quadruple Block Plan" project - FLLW Archive Drawing Number 0019.004: Site Plan (p. 59, fig. 3-11)

Drawing Citation

Drawing 004 - Site plan of several units
"Quadruple Block Plan" project (is cited in)
Wrightscapes: Frank Lloyd Wright's Landscape Designs (published in)