1. What is "professional" practice in landscape architecture? Collection: City Planning and Landscape Architecture (CPLA) Contributers: Frederick Law Olmsted (author) and American Society of Landscape Architects Format: Reprint Publication Date: January 1921 Location: City Planning & Landscape Architecture Reference and Resource Center, Funk Library, University of Illinois Box: 32; Folder: 21 CPLA Sub-Collection: General subjects Journal Title: Landscape Architecture