BEGIN_USGS_DOQ_HEADER                                                         *
QUADRANGLE_NAME "SAN GREGORIO"                           3.45 or 7.5-min. name*
QUADRANT SE                     quadrant indicator if cell size = 3.75-minutes*
WEST_LONGITUDE -122 26 15.000                signed deg min sec SDDD MM SS.SSS*
EAST_LONGITUDE -122 22 30.000                signed deg min sec SDDD MM SS.SSS*
NORTH_LATITUDE   37 18 45.000                signed deg min sec SDDD MM SS.SSS*
SOUTH_LATITUDE   37 15  0.000                signed deg min sec SDDD MM SS.SSS*
PRODUCTION_DATE 1993  4 20                                          yyyy mm dd*
RASTER_ORDER LEFT_RIGHT/TOP_BOTTOM                         video display order*
BAND_ORGANIZATION "SINGLE FILE"              single file or BSQ, or BIL or BIP*
BAND_CONTENT BLACK&WHITE                         black&white or red green blue*
BITS_PER_PIXEL  8                                       radiometric resolution*
SAMPLES_AND_LINES   6288  7586                      number of columns and rows*
HORIZONTAL_DATUM NAD83                                primary horizontal datum*
HORIZONTAL_COORDINATE_SYSTEM UTM                                              *
COORDINATE_ZONE     10                           coordinate system zone number*
HORIZONTAL_UNITS METERS                                coordinate system units*
HORIZONTAL_RESOLUTION  1.00                pixel horiz. ground sample distance*
SECONDARY_HORIZONTAL_DATUM NAD27                    secondary horizontal datum*
XY_ORIGIN   549443.000  4130028.000      coord. of upper left pixel pri. datum*
SECONDARY_XY_ORIGIN   549540.537  4129830.835 coord upper left pixel sec datum*
NATION US                                                          nation code*
STATE CA                                                        state fip code*
NW_QUAD_CORNER_XY   549843.685  4129688.239  XY coords. of pri. NW quad corner*
NE_QUAD_CORNER_XY   555381.929  4129723.030  XY coords. of pri. NE quad corner*
SE_QUAD_CORNER_XY   555427.745  4122789.261  XY coords. of pri. SE quad corner*
SW_QUAD_CORNER_XY   549884.920  4122754.491  XY coords. of pri. SW quad corner*
SECONDARY_NW_QUAD_XY   549844.910  4129484.261  XY coords. - sec. NW quad cor.*
SECONDARY_NE_QUAD_XY   555383.289  4129519.052  XY coords. - sec. NE quad cor.*
SECONDARY_SE_QUAD_XY   555429.104  4122585.442  XY coords. - sec. SE quad cor.*
SECONDARY_SW_QUAD_XY   549886.143  4122550.672  XY coords. - sec. SW quad cor.*
RMSE_XY  2.80                                              doq horiz. accuracy*
IMAGE_SOURCE "BLACK AND WHITE FILM"             b&w, cir, natural color, other*
SOURCE_IMAGE_ID "VFNW 1 43"                                    source image id*
SOURCE_IMAGE_DATE 1991 10 30                   source image date as yyyy mm dd*
SOURCE_DEM_DATE 1993  4 20                          source dem date yyyy mm dd*
AGENCY "WESTERN MAPPING CENTER (WMC)"                         oversight agency*
PRODUCER "WMC"                                             producer/contractor*
PRODUCTION_SYSTEM "DV1.2 03/93 OV1.1 04/93"                  production system*
STANDARD_VERSION 1996 12                               version of DOQ standard*
METADATA_DATE 1997  6 17                   date created or changed, yyyy mm dd*
DATA_FILE_SIZE   47707056                               data set size in bytes*
BYTE_COUNT   6288                                            header byte count*
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                                                              *
                                              *
END_USGS_HEADER                                                               *