Scarne's Complete Guide to Gambling
John Scarne
The Curse of Lono
Hunter S. Thompson
Project Hail Mary
Andy Weir
The Big Sort
Bill Bishop
Hiking Colorado: A Guide to the State's Greatest Hiking Adventures
Sandy Heise & Maryann Gaug
Hiking through History Colorado
Robert Hurst
Hiking Waterfalls in Colorado
Susan Joy Paul
60 Hikes Within 60 Miles: Denver and Boulder
Kim Lipker
Mountaineering
The Mountaineers