Bibliografía (26 obras)
Rivers of America
2021
National Geographic atlas of the National Parks
2019
Rivers of America the Missouri
Chasing Denali
2018
Northern exposures
2013
Running Dry
2010
Running dry
In the shadow of Denali
2009
Where Mountains Are Nameless
2005
The Quotable Climber (Quotable)
2002
Arctic crossing
2001
Odyssey among the Inuit
Kajak-Abenteuer Baja California
2000
The quotable climber
1998
Mount St. Elias by the Sea
A most hostile mountain
1997
Surviving Denali. A study of accidents on Mount McKinley, 1903-1990
Kayaking the Vermilion Sea
1995
1993
Cloud dancers
Cloud Dancers
High Alaska Historical Guide to Denali, Mt. Foraker and Mt. Hunter
1989
High Alaska
1988
Surviving Denali
1983
