12. Analyses of upper-plate volcanic rocks at Picacho Peak, Pinal County, Arizona [microform] [1985]
16. The Northwest Turnpike--and West Virginia [1943]
17. Mining and metallurgy in ancient Perú [2010]
20. Peru mercury inventory 2006 [2007]
Articles+
Journal articles, e-books, & other e-resources
Guides
Course- and topic-based guides to collections, tools, and services.