Hollow State Forest Scioto TrailState Forest Pike State Forest Shawnee State Forest Burr Oak StatePark Logan StatePark Hocking Hills StatePark Tar Hollow
de 2021. «"C. Louise Boehringer (b. 1878, d. 1956)". Arizona Womens HeritageTrail. Retrieved August 6, 2017.». Archivado desde el original el 6 de agosto