@article{annals-of-iowa 11390, author = {Charles R. Keyes}, title = {Pre-Glacial River Channels of Central Iowa}, volume = {8}, year = {1907}, url = {https://pubs.lib.uiowa.edu/annals-of-iowa/article/id/11390/}, issue = {1}, doi = {10.17077/0003-4827.3376}, abstract = {}, month = {4}, pages = {13-17}, issn = {2473-9006}, publisher={State Historical Society of Iowa}, journal = {The Annals of Iowa} }