A field trip guide for Rocky Branch Conservation area and Charleston Quarry, in and around Charleston, Illinois. This field trip occurred during the 44th Biennial Convention at Charleston, IL on September 23rd, 2017.
Burns, Diane M.
"Geology in and around Charleston, IL: Rocky Branch Conservation area & Charleston Quarry Field Trip,"
The Compass: Earth Science Journal of Sigma Gamma Epsilon:
2, Article 2.
Available at: https://digitalcommons.csbsju.edu/compass/vol91/iss2/2