Author: Walter, D. J. - Yale University Library GeoBlacklight Search Results

1. Geology, Calgary wet of fifth meridian, Alberta-British Columbia [cartographic material]

1978. 2014-03-17T15:26:07Z. 2014-04-01T22:28:55Z. Walter, D. J. The Survey. English. Public. Alberta and Calgary Region.

2. Geology, Lake Louise west of fifth meridian, Alberta - British Columbia [cartographic material]

1980. 2014-02-04T14:54:01Z. 2014-02-18T23:13:07Z. Walter, D. J. The Survey. English. Public. Alberta, Lake Loiuise Region, Banff National Park, British Columbia, and Yoho National Park.

3. Geology, Mount Robson west of sixth meridian, Alberta-British Columbia [cartographic material]

1980. 2014-01-31T14:42:40Z. 2014-02-14T23:14:48Z. Walter, D. J. Geological Survey of Canada. English. Public. British Columbia, Mount Robson Provincial Park Region, Alberta, Willmore Wilderness Park Region, and Jasper National Park Region.