Warren CountyHistory of Warren County...Des Moines: Union Hist. Co., 1879. - index, all 644 bios online
History of Warren County, Iowa...to 1908, by Rev. W. C. Martin. Chicago: S. J. Clarke Pub. Co., 1908. - index, 31 bios online
History of Warren County, Iowa, comp. by Gerard Schultz. Indianola: Record and Tribune Co., 1953.