A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Illustrates and describes a low-grade copper property at Ray, Ariz. (5000 w.) (No. 6182 C)
Illustrates and describes a low-grade copper property at Ray, Ariz. (5000 w.) (No. 6182 C)
Ray consolidated mines
Mines Min
Herrick, R.L. (author)
1909
Article (Journal)
English
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