彻奇 (艾奥瓦州)Present of Allamakee County, Iowa: A Record of Settlement, Organization, Progress and Achievement, Volume 1. S . J . Clarke publishing Company . 1913: 268.
哈密爾頓鎮區 (愛荷華州富蘭克林縣)Record of Settlement, Organization, Progress and Achievement, Volume 1. S . J . Clarke Publishing Company . 1914: 308–309 [2020-07-11]. (原始内容存档于2020-07-26).
查平 (愛荷華州)Record of Settlement, Organization, Progress and Achievement, Volume 1. S . J . Clarke Publishing Company . 1914: 324 [2020-07-17]. (原始内容存档于2020-08-11).
格蘭特鎮區 (愛荷華州富蘭克林縣)Record of Settlement, Organization, Progress and Achievement, Volume 1. S . J . Clarke Publishing Company . 1914: 312 [2020-07-10]. (原始内容存档于2020-08-07).
里奇蘭鎮區 (愛荷華州富蘭克林縣)Record of Settlement, Organization, Progress and Achievement, Volume 1. S . J . Clarke Publishing Company . 1914: 321 [2020-07-12]. (原始内容存档于2014-06-29).