Title: How old is that mountain?
First published: 1997
Subjects: Guidebooks, Guides, Géologie, Geology
Places: Parc national de Yoho (C.-B.), Alberta, British Columbia, Yoho National Park (B.C.), Banff National Park (Alta.), Colombie-Britannique, Parc national de Banff, Yoho National Park, Banff National Park, Parc national de Banff (Alb.)
LC classification: QE186 .Y67 1997