Report of Investigations No. 42 82000' 30' 81025' 1 128045' V EN 0 Q (C' , , v : \\ Wi U r P ," "^ Plant City Lakeland Elevation of land surface (ft. above msl) Above 200 45' I 150 to 200 /iO Supplementary contour in Green Swamp area 5 0 miles 40. . 82030' I Base map and contours from U. S. Army Map Service maps G/o 8200' 30' 81025' Figure 4. Map showing topography of central Florida and its relation to Green Swamp area. 2801