BOUNDCRS[SOURCECRS[PROJCRS["NAD27 / US National Atlas Equal Area",BASEGEOGCRS["NAD27",DATUM["North American Datum 1927",ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4267]],CONVERSION["US National Atlas Equal Area",METHOD["Lambert Azimuthal Equal Area (Spherical)",ID["EPSG",1027]],PARAMETER["Latitude of natural origin",45,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",-100,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["False easting",0,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False northing",0,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["easting (X)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["northing (Y)",north,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Statistical analysis."],AREA["United States (USA) - onshore and offshore."],BBOX[15.56,167.65,74.71,-65.69]],ID["EPSG",9311]]],TARGETCRS[GEOGCRS["NAD83(CSRS)",DATUM["NAD83 Canadian Spatial Reference System",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],CS[ellipsoidal,2],AXIS["geodetic latitude (Lat)",north,ORDER[1],ANGLEUNIT["degree",0.0174532925199433]],AXIS["geodetic longitude (Lon)",east,ORDER[2],ANGLEUNIT["degree",0.0174532925199433]],USAGE[SCOPE["Horizontal component of 3D system."],AREA["Canada - onshore and offshore - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon."],BBOX[38.21,-141.01,86.46,-40.73]],ID["EPSG",4617]]],ABRIDGEDTRANSFORMATION["NAD27 to NAD83(CSRS) (2)",METHOD["NTv2",ID["EPSG",9615]],PARAMETERFILE["Latitude and longitude difference file","SK27-98.gsb"],USAGE[SCOPE["Transformation of coordinates at 1m to 2m level of accuracy."],AREA["Canada - Saskatchewan."],BBOX[49,-110,60.01,-101.34]],ID["EPSG",1847],REMARK["Can be taken as an approximate transformation NAD27 to WGS 84 - see code 1703."]]]