Wright in Hollywood: Visions of a New Architecture - House for Richard Lloyd Jones, scheme 1, project - FLLW Archive Drawing Number 2901.001: Floor Plan (p. 184, fig. 183)

Drawing Citation

Drawing 001 - First floor plan, early plan by Wright
House for Richard Lloyd Jones, scheme 1, project (is cited in)
Wright in Hollywood: Visions of a New Architecture (published in)