Source: Rockford Register Star, Aug. 15,2021.
Ruth Anderson
National Lock News – May 1937 Vol. 1 No. 1, 15 pages
Source: National Lock News, May 1937, Vol. 1, No. 1; 1937 – 1940 were donated to Rockford Public Library
Rock County Genealogical Society – Dec. 2017 – Feb 2018 newsletter
Rock County Genealogical Society
P.O. Box 936
Janesville, WI 53547-0936