We need your feedback! What improvements would you like to see in BHL? Take our survey! s.si.edu/BHLUserSurvey
Sort By:
  1. Geological survey of Illinois A.H. Worthen, director ... Published by the authority of the legislature of Illinois
    By: Lindahl, Josua, - Worthen, Amos Henry, - Illinois. State Geologist
    Publication info: Springfield, Ill. :State Journal Steam Press,1866-1890
    Holding Institution: University of California Libraries (archive.org)
    View Book