proj4.defs("EPSG:3969","+proj=lcc +lat_0=36 +lon_0=-79.5 +lat_1=37 +lat_2=39.5 +x_0=0 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");