@book{ Solr-3885228, title = {Gillespie-Mount Olive folio, Illinois,}, series = {Geologic atlas of the United States}, author = {Lee, Wallace, 1883-}, editor = {Illinois State Geological Survey}, editor = {Geological Survey (U.S.)}, address = {Washington, D.C.,}, publisher = {U.S. Geological Survey}, year = {1926}, pages = {14}, note = {Cover title.}, }