Dec 31, 1962
Bulletin
… in parts of the Irvingstone, Mount Head and Etherington …
Dec 31, 1976
Earth Sciences Report
… R.G. (1977): Hydrogeology of the Mount Robson-Wapiti area, Alberta; … 1976-05 … Hydrogeology of the Mount Robson-Wapiti area, Alberta …
Feb 28, 1993
Open File Report