unique identifier
(field name) |
unique title
(fields and format) |
object type |
object format |
| $ocode |
DRG $ocode Digital Raster Graphic, of $mapname, $state |
....Cartographic works |
Digital |
| w b coord |
e b coord |
n b coord |
s b coord |
| -124.5 |
-114.1 |
42.125 |
32.5 |
| other coordinates |
beginning date |
ending date |
originators |
|
1943-01-01 |
1995-12-31 |
U.S. Geological Survey, GeoData Digital Raster Graphics. |
other identifier
(field names)
|
assigned terms |
authority list id |
subject related text |
| $refcode |
$assigned_terms |
|
$alltext |
| scale |
resolution
(in meters) |
quadname/mapname |
other critical fields
and info |
| 100000 |
10 |
$mapname |
other physical details = color infrared |
|
|
|