Platform Level Rendering, 1955 ID: 6668 | This file appears in: The Downtown Subway Plan This is a conceptual drawing of the proposed downtown subway platform level as envisioned in 1955 beneath Superior Avenue and East 9th Street. | Date: 1955 | Source: Praeger-Cutting-DeLeuw, Cleveland Subway: Operating and Feasibility (Cleveland, 1955) Download Original File SourcePraeger-Cutting-DeLeuw, Cleveland Subway: Operating and Feasibility (Cleveland, 1955)Date1955 "Platform Level Rendering, 1955" appears in: The Downtown Subway Plan