Harrison Johnson Jones / Taylor Van Buren Wayne Worth / Monroe Osceola Palo Alto Pocahontas / Clay Clayton Crawford Delaware Dickinson Emmet / Marion Marshall Muscatine Plymouth / Taylor Van Buren Wayne / Jefferson Keokuk Kossuth Louisa Lyon / Clarke Davis Decatur Fremont Howard Ida / Brien Page Poweshiek / Lee Mahaska Marion Marshall Muscatine / Emmet Floyd Franklin Greene Hamilton Hancock / Adair Adams Audubon Clarke Davis / Mitchell Montgomery O’Brien / Benton Black Hawk Bremer Dallas / Scott Story Warren Washington Woodbury / Howard Ida Lucas / Louisa Lyon Mitchell Montgomery / Jefferson Keokuk Kossuth / / /