TY - JOUR AB - AU - Robert R Dykstra DA - 1982/5// DO - 10.17077/0031-0360.25424 IS - 3 VL - 63 PB - State Historical Society of Iowa PY - 1982 TI - Dr. Emerson's Sam: Black Iowans before the Civil War T2 - The Palimpsest UR - https://pubs.lib.uiowa.edu/palimpsest/article/id/25424/ ER -