@article{palimpsest 24053, author = {William J Petersen}, title = {On the Trail of the Discoverers}, volume = {49}, year = {1968}, url = {https://pubs.lib.uiowa.edu/palimpsest/article/id/24053/}, issue = {10}, doi = {10.17077/0031-0360.24053}, abstract = {}, month = {10}, pages = {447-448}, issn = {2638-4086}, publisher={State Historical Society of Iowa}, journal = {The Palimpsest} }