|1927, Royster, Florida. Detail view from a soil map of Polk County (Western Sheet) Florida. Prepared by the U.S. Department of Agriculture, Bureau of Chemistry and Soils and the Florida State Geological Survey. Key to map symbols. Key to Florida soil types.
Map Credit: Private collection of Roy Winkelman.
Exploring Florida: A Social Studies Resource for Students and Teachers
Produced by the Florida Center for Instructional Technology,
College of Education, University of South Florida © 2004.