Notes from external lines survey covering the baselines east and west of the meridian in Jackson, Calhoun, Ingham and Livingston Counties, Michigan by Joseph Wampler in 1924.
Notes from the external lines survey covering boundaries in Lenawee, Monroe, Genesee, Wayne, Livingston, Oakland and Washtenaw Counties, Michigan (see below for specific townships). These notes were compiled by Alexander Holmes in 1816.