"Memorandum- The Garden City Versus Subsistence Homesteads"; "General Nature and Scope of the Planning Job in Philadelphia." Philadelphia City Planning Commission, June 23, 1943; "Good Planning is the Best Insurance for New Housing or More Enduring Housing Through Better Planning," The National Housing Committee; "The Growth and Development of Cities with Particular Respect to the Factors Underlying the Centralization and Decentralization of Population," Research Department of the University of Pennsylvania by the Regional Planning Federation of the Philadelphia Tri-State District., 1943, undated

"Memorandum- The Garden City Versus Subsistence Homesteads"; "General Nature and Scope of the Planning Job in Philadelphia." Philadelphia City Planning Commission, June 23, 1943; "Good Planning is the Best Insurance for New Housing or More Enduring Housing Through Better Planning," The National Housing Committee; "The Growth and Development of Cities with Particular Respect to the Factors Underlying the Centralization and Decentralization of Population," Research Department of the University of Pennsylvania by the Regional Planning Federation of the Philadelphia Tri-State District., 1943, undated, Box: 43, Folder: 25. Russell Van Nest Black papers, 3018. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/398024 Accessed December 26, 2025.