Wright Studies, Volume Two: Fallingwater and Pittsburgh - Twin Suspension Bridges and Civic Center at Park Point for the Allegheny Conference, project - FLLW Archive Drawing Number 4836.033: Section (p. 94, fig. 13)

Drawing Citation

Drawing 033 - Longitudinal section showing the Ohio Tower and cables for bridge
Twin Suspension Bridges and Civic Center at Park Point for the Allegheny Conference, project (is cited in)
Wright Studies, Volume Two: Fallingwater and Pittsburgh (published in)