Wilson v. City of Cedar Rapids , 210 Iowa 790 ( 1930 )
Campbell v. Holt , 6 S. Ct. 209 ( 1885 )
Ewell v. Daggs , 2 S. Ct. 408 ( 1883 )
Collector v. Hubbard , 20 L. Ed. 272 ( 1871 )