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Grand Canyon & Colorado River
1983 High Water
Cataract Canyon 70s Arta
Guiding the Canyon Years
Arta Azra 1976-91 (with a break)
CanEx 1987-90
Jumping Mouse Disabled Trips
OARS Dories Random order 1992-2019
Hisatsinom, Paiute, Anasazi Ruins & Rock Art
Private Trips 1976 - 2024
Random & Historic
Science
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