Vol. 1: Papers presented at the 1988 Symposium on the History of Mining in Arizona, held in conjunction with the 1988 Annual Meeting of the Society of Mining Engineers, Jan. 24-28, 1988, in Phoenix, Ariz.

Vol. 2: Papers presented at the 1992 symposium in Phoenix, Arizona.

Vol. 2 co-published by American Institute of Mining Engineers, Tucson Section.

Vol. 3 additional editor listed as H. Mason Coggin.

Vol. 1 and 2 have different LC number than vol. 3, but according to the preface and foreword in vol. 3, the three volumes constitute a set.

Vol. 3 includes an index to all three volumes.