Verlag: Ottawa
Anbieter: Aquila Antiquariaat, Lochem, GLD, Niederlande
8vo. Pp. vi,25, 15 microphotos on 2 pls., 8 figs.,r efs. Orig. wrs.
Verlag: Department of Mines and Technical Surveys, Government of Canada, Ottawa, 1957
Erstausgabe
Paperback. Zustand: Good. First Edition. 63 pages. Black and white plates. Presents the results of an examination of a narrow coal seam on the South Nahanni River area. Library and date stamp upon front cover, otherwise clean and unmarked with moderate wear. Binding intact. A sound copy.