Special double issue of Design Quarterly focusing on Conceptual Architecture published by the Walker Art Center, 1970. Guest edited by John S. Margolies. Contents artists' projects byby Ant Farm, Archigram, Archizoom, François Dallegret, Peter Eisenman, Haus-Rucker-Company, Craig Hodgetts, Les Levine, Onyz, Ed Ruscha (Five 1965 Girlfriends), Super Studio, and Tony Smith. Includes special sections documenting the Minneapolis conference and "Hennepin: The Future of an Avenue," which includes photographs and reproduced newspaper articles.