January 1, 2010
CPRG History
The River Adventures of Black George Simmons

January 1, 2009
CPRG History
Download CPRG's Journal: The Confluence

January 1, 2008
CPRG History
Download issues of The Stinking Desert Gazette

January 1, 2007
Reference
Human and Natural History Archive

January 1, 2006
CPRG History
Photos of Colorado River Basin

June 22, 2005
River News
Cataract classroom

March 12, 2005
River News
New Rapid in Glen Canyon

September 9, 2004
River News
On the range, gas trumps wildlife

February 1, 2001
CPRG History
Canyonlands Chronology

January 10, 2001
CPRG History
Grand Canyon Science

January 1, 2001
Reference
Canyonlands Watershed Council

January 1, 2001
Reference
History of Canyonlands and the Canyonlands Province.

January 1, 2001
Reference
The Original Escalante National Monument

January 1, 2001
Reference
Lake Powell Research Project Bulletins

January 1, 2001
Reference
Grand Canyon Colorado River Research Program