TY - JOUR AB - AU - James H. Lees DA - 1927/1// DO - 10.17077/2160-5270.1233 IS - 1 VL - 32 PB - Iowa Geological Survey PY - 1927 TI - Altitudes in Iowa T2 - Iowa Geological Survey Annual Report UR - https://pubs.lib.uiowa.edu/igsar/article/id/972/ ER -