TY - JOUR AB - AU - Walter W Aitken DA - 1931/4// DO - 10.17077/0031-0360.24800 IS - 4 VL - 12 PB - State Historical Society of Iowa PY - 1931 TI - Birds That Have Vanished T2 - The Palimpsest UR - https://pubs.lib.uiowa.edu/palimpsest/article/id/24800/ ER -