Crevasse fillings - post glacial stream pattern adjusted to till pattern
Crevasse fillings - post glacial stream pattern adjusted to till pattern
Kames in foothills near Turner Valley, Alberta
Kames in foothills near Turner Valley, Alberta
Upper part of Whitemud with two coal seams, overlain by till
Upper part of Whitemud with two coal seams, overlain by till
Bison skull in alluvium of South Saskatchewan River
Bison skull in alluvium of South Saskatchewan River
Iceberg Lake of Grinnell Glacier, Glacier National Park, MT
Iceberg Lake of Grinnell Glacier, Glacier National Park, MT
Grand Tetons, Wyoming showing cirque, glaciated valley
Grand Tetons, Wyoming showing cirque, glaciated valley
Map of Great Lakes region - distribution of end moraines after Wisconsin stage of Pleistocene
Map of Great Lakes region - distribution of end moraines after Wisconsin stage of Pleistocene
Forms of diatoms
Forms of diatoms
The evolution of elephants showing the Mastodon and Mammoth
The evolution of elephants showing the Mastodon and Mammoth
Restoration of Pleistocene Wooly Mammoth and Mastodon
Restoration of Pleistocene Wooly Mammoth and Mastodon
Some stages in rhinocerous evolution showing woolly rhinocerous
Some stages in rhinocerous evolution showing woolly rhinocerous
Relief diagram and map of small fold - Jackfork formation near Amity, Arkansas
Relief diagram and map of small fold - Jackfork formation near Amity, Arkansas
Diagram of a fault cutting horizontal strata
Diagram of a fault cutting horizontal strata
Effects of transverse normal faults upon anticlines and synclines
Effects of transverse normal faults upon anticlines and synclines
Wind erosion affecting Frenchman sandstone
Wind erosion affecting Frenchman sandstone
