Well Known Text

CONCATENATEDOPERATION["NAD27 to WGS 84 (53)",SOURCECRS[GEOGCRS["NAD27",DATUM["North American Datum 1927",ELLIPSOID["Clarke 1866",6378206.4,294.978698213901,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7008]],ID["EPSG",6267]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4267]]],TARGETCRS[GEOGCRS["WGS 84",ENSEMBLE["World Geodetic System 1984 ensemble", MEMBER["World Geodetic System 1984 (Transit)", ID["EPSG",1166]], MEMBER["World Geodetic System 1984 (G730)", ID["EPSG",1152]], MEMBER["World Geodetic System 1984 (G873)", ID["EPSG",1153]], MEMBER["World Geodetic System 1984 (G1150)", ID["EPSG",1154]], MEMBER["World Geodetic System 1984 (G1674)", ID["EPSG",1155]], MEMBER["World Geodetic System 1984 (G1762)", ID["EPSG",1156]], MEMBER["World Geodetic System 1984 (G2139)", ID["EPSG",1309]], MEMBER["World Geodetic System 1984 (G2296)", ID["EPSG",1383]], ELLIPSOID["WGS 84",6378137,298.257223563,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7030]], ENSEMBLEACCURACY[2],ID["EPSG",6326]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4326]]],STEP[COORDINATEOPERATION["NAD27 to NAD83 (1)",VERSION["NGS-Usa Conus"],SOURCECRS[GEOGCRS["NAD27",DATUM["North American Datum 1927",ELLIPSOID["Clarke 1866",6378206.4,294.978698213901,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7008]],ID["EPSG",6267]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4267]]],TARGETCRS[GEOGCRS["NAD83",DATUM["North American Datum 1983",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ID["EPSG",6269]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4269]]],METHOD["NADCON",ID["EPSG",9613]],PARAMETERFILE["Latitude difference file","conus.las",ID["EPSG",8657]],PARAMETERFILE["Longitude difference file","conus.los",ID["EPSG",8658]],OPERATIONACCURACY[0.15],ID["EPSG",1241]]],STEP[COORDINATEOPERATION["NAD83 to WGS 84 (29)",VERSION["EPSG-Usa NewEng"],SOURCECRS[GEOGCRS["NAD83",DATUM["North American Datum 1983",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ID["EPSG",6269]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4269]]],TARGETCRS[GEOGCRS["WGS 84",ENSEMBLE["World Geodetic System 1984 ensemble", MEMBER["World Geodetic System 1984 (Transit)", ID["EPSG",1166]], MEMBER["World Geodetic System 1984 (G730)", ID["EPSG",1152]], MEMBER["World Geodetic System 1984 (G873)", ID["EPSG",1153]], MEMBER["World Geodetic System 1984 (G1150)", ID["EPSG",1154]], MEMBER["World Geodetic System 1984 (G1674)", ID["EPSG",1155]], MEMBER["World Geodetic System 1984 (G1762)", ID["EPSG",1156]], MEMBER["World Geodetic System 1984 (G2139)", ID["EPSG",1309]], MEMBER["World Geodetic System 1984 (G2296)", ID["EPSG",1383]], ELLIPSOID["WGS 84",6378137,298.257223563,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7030]], ENSEMBLEACCURACY[2],ID["EPSG",6326]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",4326]]],METHOD["NADCON",ID["EPSG",9613]],PARAMETERFILE["Latitude difference file","nehpgn.las",ID["EPSG",8657]],PARAMETERFILE["Longitude difference file","nehpgn.los",ID["EPSG",8658]],OPERATIONACCURACY[2],ID["EPSG",1725]]],ID["EPSG",8606]]