proj4.defs("EPSG:3800","+proj=tmerc +lat_0=0 +lon_0=-120 +k=0.9999 +x_0=0 +y_0=0 +ellps=clrk66 +towgs84=-32.3841359,180.4090461,120.8442577,2.1545854,0.1498782,-0.5742915,8.1049164 +units=m +no_defs +type=crs");