USFS Digital 7.5' Ortho Quadrangle, header format fs2 QUADRANGLE AMBOY WDNR row/col 2521 ONLINE_FILE_NAME 45122h4_1994.tif URL http://rocky.ess.washington.edu/data/raster/usfs/vancouver/images/45122h4_1994.zip MAP_COLLECTION_CDROM_NAME G4281 .A4 S40 U5, volume 297 h445122.bil PIXEL_SIZE 1 meter SOURCE_PHOTO_DATE 1994 10 August PRIMARY_HORIZONTAL_DATUM NAD27 SECONDARY_HORIZONTAL_DATUM NAD83 NAD83 - NAD27: -94.9000 198.8000 PROJECTION UTM ZONE 10 UNITS meters NAD27_UPPER_LEFT_PIXEL_CENTER 538418.5000 5094318.5000 NAD83_UPPER_LEFT_PIXEL_CENTER 538323.6000 5094517.3000 PROJECT GIP PHOTO_SYMBOL 616030D PHOTO_SCALE 40000 GEOLOC_ZONE 1 GEOLOC_# IC05