Verlag: Economic Geology Research Unit, Johannesburg, S. A., 1982
Erstausgabe
Paperback. Zustand: Very Good. First Edition. Unmarked. ; Book Description; Spine has no signs of creasing. Pages are clean and not marred by notes or folds. Covers are square with minor wear. Ships Safe and Fast. ; Information Circular 159; B&W Photographs; 4to 11" - 13" tall; 22 pages DP4.