Geological Survey (U.S.) cartographic Maps. lcgft https://id.loc.gov/authorities/genreForms/gf2011026387 Reston, Va. : The Survey, 1990. eng Relief shown by spot heights. Depths shown by contours and gradient tints. Title in lower right margin: Florida. "Compiled in 1989 from USGS 1:100,000-scale topographic maps dated 1978-86. Planimetry revised from aerial photographs taken 1983-86 and other source data." UTM grid. "30084-D3-SP-750." Florida--Maps. United States Florida. Available also through the Library of Congress Web site as a raster image. https://hdl.loc.gov/loc.gmd/g3930.ct010186