Map 051 Author(s) Geiger, K.W. Date 2005-10-16 Download PDF (32.5 MB) Abstract Citation This map shows the named and unnamed preglacial valley locations in Alberta, south of latitude 51.5 degrees north. A second sheet shows the Bedrock topography of the Gleichen map area. Place Keywords alberta canada gleichen NTS Keywords 82i Theme Keywords bedrock topography geology thalwegs