Frank Lloyd Wright, Architect: Essays by Anthony Alofsin, William Cronin, Kenneth Frampton, - Butterfly Wing Bridge, project - FLLW Archive Drawing Number 4921.003: Drawing (p. 287, fig. 330)

Drawing Citation

Drawing 003 - Aerial pespective
Butterfly Wing Bridge, project (is cited in)
Frank Lloyd Wright, Architect: Essays by Anthony Alofsin, William Cronin, Kenneth Frampton, (published in)