GEOGCS["Unknown datum based upon the Clarke 1880 (RGS) ellipsoid (deprecated)",DATUM["Not_specified_based_on_Clarke_1880_RGS_ellipsoid",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465,AUTHORITY["EPSG","7012"]],AUTHORITY["EPSG","6012"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4012"]]