USFS Digital 7.5' Ortho Quadrangle, header format fs1 QUADRANGLE TRINITY WDNR row/col 834 ONLINE_FILE_NAME 48120a7_1992.tif URL http://rocky.ess.washington.edu/data/raster/usfs/concrete/images/48120a7_1992.zip MAP_COLLECTION_CDROM_NAME G4281 .A4 S40 U5, volume 118 a748120.bil PIXEL_SIZE 2 meter SOURCE_PHOTO_DATE 1992 17 July PRIMARY_HORIZONTAL_DATUM NAD27 NAD83 - NAD27: -94.6300 199.4500 PROJECTION UTM ZONE 10 UNITS meters NAD27_UPPER_LEFT_PIXEL_CENTER 657810.0000 5332740.0000 PROJECT WEN PHOTO_SYMBOL 616170B PHOTO_SCALE 40000 GEOLOC_ZONE 1 GEOLOC_# DE26