View the revision list as an unformatted, text-only file: of99-30revs_1a.txt (0.5 kB)
View the database explanation pamphlet as an unformatted, text-only file: gcpamphlet.txt (25 kB)
View the database explanation pamphlet as a formatted PDF file: gcpamphlet.pdf (33 kB)
Digital databases of the physiographic rim and related base map layers are available for GIS users in ARC/INFO export format format. The data package also includes the descriptive pamphlet which describes each of the datasets.
The data have been archived using tar, then compressed with gzip. File sizes (in parentheses) are for the gzip-compressed download file, followed by the size of the file when uncompressed.
To download digital map data, select the following:
Plotfiles of the physiographic rim of the Grand Canyon at a scale of 1:250.000 are available for those who wish to produce paper copies of maps prepared from the digital data. These maps have been edited to conform as much as possible to standard U.S. Geological Survey format for geologic maps. The plotfiles are in PostScript and PDF formats. Note that these plotfiles are formatted to plot on 38 by 30 inch or larger sheets, so a large format color plotter is required to produce a paper map. Those who download plotfiles should also download the descriptive pamphlet.
To download the plotfile in PostScript format, select the following:
To download the plotfile in PDF format (not compressed), select the following:
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