Albers Conical Equal-Area, NAD27 I am assuming that the CT_AlbersEqualArea projection is the same as the PCI/GCTP Albers Conical Equal-Area projection. Frank Warmerdam warmerda@pci.on.ca Geotiff_Information: Version: 1 Key_Revision: 1.0 Tagged_Information: ModelTiepointTag (2,3): 0 0 0 -15411.6153 15448.7592 0 ModelPixelScaleTag (1,3): 60 60 0 End_Of_Tags. Keyed_Information: GTModelTypeGeoKey (Short,1): ModelTypeProjected GTRasterTypeGeoKey (Short,1): RasterPixelIsArea GTCitationGeoKey (Ascii,17): "ACEA E000" GeographicTypeGeoKey (Short,1): GCS_NAD27 GeogLinearUnitsGeoKey (Short,1): Linear_Meter GeogAngularUnitsGeoKey (Short,1): Angular_Degree ProjectedCSTypeGeoKey (Short,1): User-Defined ProjectionGeoKey (Short,1): User-Defined ProjCoordTransGeoKey (Short,1): CT_AlbersEqualArea ProjLinearUnitsGeoKey (Short,1): Linear_Meter ProjStdParallel1GeoKey (Double,1): 33.903634 ProjStdParallel2GeoKey (Double,1): 33.62529 ProjNatOriginLatGeoKey (Double,1): 33.764462 ProjFalseEastingGeoKey (Double,1): 0 ProjFalseNorthingGeoKey (Double,1): 0 ProjCenterLongGeoKey (Double,1): -117.474543 End_Of_Keys. End_Of_Geotiff. PROREP Georeference Segment Report V6.2 EASI/PACE 10:36 06-Sep-96 ACEA.pix [S 1BIC 515P 515L] 06-Sep-96 1:GEOref Type:150 [Georeferencing ] Last Update: 10:35 06-Sep-96 Contents: Master Georeferencing Segment for File Output Georeferenced Units : ACEA E000 Projection : Albers Conical Equal-Area Earth Ellipsoid : Clarke 1866 (NAD 27) Upper Left Corner : -15411.615 E 15448.759 N Upper Right Corner : 15488.385 E 15448.759 N Image Centre : 38.385 E -1.241 N Lower Left Corner : -15411.615 E -15451.241 N Lower Right Corner : 15488.385 E -15451.241 N Pixel Size : 60.000 E 60.000 N Upper Left Corner : 117d38'28.22" W Lon 33d54'13.08" N Lat Upper Right Corner : 117d18'25.50" W Lon 33d54'13.07" N Lat Image Centre : 117d28'26.86" W Lon 33d45'52.02" N Lat Lower Left Corner : 117d38'26.28" W Lon 33d37'30.15" N Lat Lower Right Corner : 117d18'27.45" W Lon 33d37'30.15" N Lat Reference Longitude/Latitude : 117d28'28.35" W Lon 33d45'52.06" N Lat 1st/2nd Standard Parallels : 33d54'13.08" N Lat 33d37'31.04" N Lat