Version History for: Noreen, Eric, 2000, Central Valles Marineris: Uncontrolled Mars Global Surveyor (MGS) Mars Orbital Camera (MOC) Digital Context Photomosaic (250 Megapixel Resolution): U.S. Geological Survey Open File Report 00-374 (CD-ROM). Version 1.0 - October, 2000 First release. Also available on the Web at http://geopubs.wr.usgs.gov/open-file/of00-374