proj4.defs("EPSG:26823","+proj=lcc +lat_0=38.5 +lon_0=-79.5 +lat_1=40.25 +lat_2=39 +x_0=1968500 +y_0=0 +ellps=GRS80 +nadgrids=SK83-98.gsb +units=m +no_defs +type=crs");