@article{annals-of-iowa 11101, author = {}, title = {William J. Petersen (1901-1989) Leland L. Sage (1899-1989)}, volume = {50}, year = {1989}, url = {https://pubs.lib.uiowa.edu/annals-of-iowa/article/id/11101/}, issue = {2-3}, doi = {10.17077/0003-4827.9421}, abstract = {}, month = {10}, pages = {328-328}, issn = {2473-9006}, publisher={State Historical Society of Iowa}, journal = {The Annals of Iowa} }