proj4.defs("EPSG:7312","+proj=tmerc +lat_0=39.75 +lon_0=-85.45 +k=1.000043 +x_0=240000 +y_0=36000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=us-ft +no_defs +type=crs");