This primary source comes from the Records of the Environmental Protection Agency.
National Archives Identifier:
548333Full Citation: Traffic interchange system on the Cross Bronx Expressway; 05/1973; Records of the Environmental Protection Agency, Record Group 412. [Online Version, https://www.docsteach.org/documents/document/traffic-interchange-system-on-the-cross-bronx-expressway, April 24, 2024]