Special Collections has four collections of material for researchers interested in John Wesley Powell and the western U.S. 

• a manuscript collection of correspondence and articles written by researchers who have contacted IWU for information on Powell over the years,
•  a collection of books by and about Powell and the American West,
• a wide range of material collected by Marcia Thomas during two years of research for the award-winning volume John Wesley Powell: An Annotated Bibliography, and
• a web-based collection of images providing access to the John Wesley Powell Collection of Pueblo Pottery.  The physical collection is located on the first floor of the library.

Anyone interested in using these collections is welcome to contact me or visit the archives.