TY - JOUR AB - AU - William J Petersen DA - 1955/6// DO - 10.17077/0031-0360.25104 IS - 6 VL - 36 PB - State Historical Society of Iowa PY - 1955 TI - The Palimpsest in Retrospect T2 - The Palimpsest UR - https://pubs.lib.uiowa.edu/palimpsest/article/id/25104/ ER -