|Description: Map of mainland Monroe County, Florida showing river drainage, U.S. Army forts, roads, and railroads in 1859. Township grids based on the Tallahassee basis parallel and the Tallahassee prime meridian shows the extent of land survey in Florida along the coast in 1859 and the un-surveyed area of the Everglades. The map scale is 1:1,140,480.|
Source: , Annual Report of the Surveyor General for 1859 (New York, NY: General Land Office, 1859)
Map Credit: Courtesy of the Geography and Map Division of the Library of Congress.