International Federation for Housing and Planning: 29th World Congress, Philadelphia, Pennsylvania, June 30-July 6, 1968: annotated agenda; "Planning Housing in the United States," by Roger Starr; provisional list of delegates; memoranda; invitation to City of Philadelphia reception; film program; breakfast guide; "The City as a Major Force to Achieve Social Well-Being," by Paul N. Ylvisaker; "The City as a Symbol of Well-Being," by Elichi Isomura; "Social Aspects of the City," by Jean Canaux; "Developments in Urban Economics," by Harvey Perloff; "The City as an Efficiency Operating Economic Maching," by Harold Jurgensen; "Some Vexing Questions in Urban and Regional Planning," by Hans Blumfield; "The City as a Work of Art, A Thing of Beauty," by J. de Ranitz; "suggested questions for discussion;" registration; program; correspondence., 1968

International Federation for Housing and Planning: 29th World Congress, Philadelphia, Pennsylvania, June 30-July 6, 1968: annotated agenda; "Planning Housing in the United States," by Roger Starr; provisional list of delegates; memoranda; invitation to City of Philadelphia reception; film program; breakfast guide; "The City as a Major Force to Achieve Social Well-Being," by Paul N. Ylvisaker; "The City as a Symbol of Well-Being," by Elichi Isomura; "Social Aspects of the City," by Jean Canaux; "Developments in Urban Economics," by Harvey Perloff; "The City as an Efficiency Operating Economic Maching," by Harold Jurgensen; "Some Vexing Questions in Urban and Regional Planning," by Hans Blumfield; "The City as a Work of Art, A Thing of Beauty," by J. de Ranitz; "suggested questions for discussion;" registration; program; correspondence., 1968, Box: 17, Folder: 11. Carl Feiss papers, 2635. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/370190 Accessed December 24, 2025.