Map of the state of Florida showing the progress of the surveys accompanying annual report of the surveyor general for 1860.1860Above neat line at right: Sen. ex: doc. no. 1 2d. sess: 36 Cong.Identifies counties with basic surveying grid superimposed over state.Lithographed by: J. Bien, 180 Broadway N.Y.Map approved by Francis L. Dancy, Surveyor General, October 1st, 1860.Status of surveys identified by symbols.cartographic