1. The Quaternary History of Part of the Rocky Mountains, Foothills, Plains and Western Porcupine Hills, Southwestern Alberta;Alley,1972
2. Ecology of Alpine Larch (Larix lyallii Parl.) in the Pacific Northwest;Arno;Ecol. Monogr.,1972
3. The Geology of the Sunwapta Pass Area, Jasper and Banff National Parks, Alberta, Park 2;Aspler,1975
4. Eruptive history of Mount Mazama and Crater Lake caldera, Cascade Range, U.S.A.;Bacon;J. Volcanol. Geotherm. Res.,1983
5. Late Quaternary History of the Yellowstone Lake Basin, Wyoming;Baker;U.S. Geol. Surv. Prof. Pap.,1976