Author = Halcrow Fox and Associates. Date = 1979 Title = Working paper no. 6: Traffic circulation system for central Port of Spain, Part I: Appraisal of existing traffic conditions. Publisher = Halcrow Fox and Associates. Format = Manuscript Keywords = Traffic control - Trinidad and Tobago, Road traffic – Management, Physical planning – Transport, Traffic surveys, Urban traffic – Port of Spain, Traffic regulations, Road signs and signals, Automobile parking, Traffic accidents, Traffic safety Description = Describes traffic conditions in Port-of-Spain during the study period and reviews traffic plans for the capital. Spatial Coverage = Trinidad and Tobago URL = Place of Publication = United Kingdom: Repository = Ministry of Planning, Economic and Social Restructuring and Gender Affairs - Library Services Unit, Trinidad and Tobago