How can I view USGS digital raster graphics (DRGs)?

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USGS Frequently Asked Questions

Question: How can I view USGS digital raster graphics (DRGs)?

Answer:

Depending on a users needs, various viewers and other software are capable of importing a DRG. Factors for determining what software to use include intended usage, cost, and especially the ability to read a TIFF 6.0 image . Listed below are a few types of software for use with DRGs.

FREE or Shareware

dlgv32pro - Free USGS Windows viewer for DLGs has been modified to view DRGs.
ArcExplorer - Free viewer, Georeferencing, print Windows 95
Polyview - Shareware for Windows 95 and Windows NT
Paint Shop PRO - Shareware image software Windows

There are larger GIS/CAD software packages that will read DRGs (and much more). Be aware that some software may require add-on modules. Most of this type of software is for the serious mapper, and much if it has versions available for a variety of platforms.

ArcVIEW
ARC/INFO
ERDAS Imagine
PCI ImageWorks
AutoCAD (add-on required)
- ArcCAD (by ESRI)
- Imaging Special Edition - CAD Overlay (by Softdesk)
MapINFO

Imaging Software (no georeferencing)

Source of this FAQ:
http://mcmcweb.er.usgs.gov/gcras/digfaq.html

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