







Wiseman, Gwendoline (by); Greenfield, G. C. (edited by); Madeley, Helen M. (in Conjunction with)

Fries, Fritz Rudolf (by); Vennewitz, Leila (translated from German by)









McCoy, Alex W. III; Sielaff, Robert L.; Downs, George R.; Bass, N. Wood; Maxson, John H.


Gould, C.N.; Fisher, C. A. (University of Nebraska)
![No Image for An Alunitic Gold Ore in the Black Hills [Society of Economic Geologists Publication No. 61, June-July, 1927] No image for product](/assets/images/no-image.png)
Grout, Frank F. And Schwartz, G.M.

Gould, C.N.; Fisher, C. A. (University of Nebraska)


Gamble, Judith L. (editor); Wetzel, Daid N. (consulting editor); Romansky, Susan (production assistant); Winnell, Mary (secretary)

Gamble, Judith L. (editor); Wetzel, Daid N. (consulting editor); Romansky, Susan (production assistant); Winnell, Mary (secretary)

Gamble, Judith L. (editor); Wetzel, Daid N. (consulting editor); Romansky, Susan (production assistant); Winnell, Mary (secretary)

Gamble, Judith L. (editor); Wetzel, Daid N. (consulting editor); Romansky, Susan (production assistant); Winnell, Mary (secretary)

Gamble, Judith L. (editor); Wetzel, Daid N. (consulting editor); Romansky, Susan (production assistant); Winnell, Mary (secretary)

Gamble, Judith L. (editor); Wetzel, Daid N. (consulting editor); Romansky, Susan (production assistant); Winnell, Mary (secretary)

Gamble, Judith L. (editor); Wetzel, Daid N. (consulting editor); Romansky, Susan (production assistant); Winnell, Mary (secretary)
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