Source: 1870 Winnebago County, Illinois Map, showing former townships of New Milford (annexed 1916) and Guilford (annexed 1929), now part of Rockford Township.
A Digital Collection of Rockford, Illinois History
Source: 1870 Winnebago County, Illinois Map, showing former townships of New Milford (annexed 1916) and Guilford (annexed 1929), now part of Rockford Township.
