by Erwin Hinckley Barbour
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Archidiskodon maibeni
Cement manufacture in Nebraska
The development of our natural resources
The flint ballast industry of Gage Count...
Miscellaneous papers
The musk-oxen of Nebraska
Mineral commodity report, pumice and pum...
Final environmental impact statement for...
Cimentaciones en zonas minadas de la Ciu...
Report on the pumice stone industry of t...
La storia della pomice di Lipari
Pumice and pumicite in New Mexico