Source: Rockford Register Star, January 14, 1991
Blackhawk park
“Second Round Play Starts in Industrial” – 1939, Legion Park
Source: Rockford Morning Star July 22, 1939
“Factory Teams Open Soft Ball League Season” – June 19, 1929
Source: Rockford Daily Republic June 19, 1929 Article Continues Below
Rockford Park District
3/27/1909 – Voters created Rockford Park District. First two parks: Sinnissippi and Blackhawk, purchased within Two years of 3/29/1909
Source: www.virtualrockford.com/history-of-rockford-illinois.asp
Blackhawk Park – 1945
Blackhawk Park, 101 15th Ave. Source: 1945 Polk’s Rockford City Directory
Rockford Township farm Plat map – North West, 1957
Source: Farm Plat Book, Winnebago County , 1957 Sponsored by Union Grange No. 811, Inc.
Add-Mi-Too Companies’ Outing – 1919
Source: Rockford Republic August 12, 1919
Add-Mi-Too Companies, stood for Sundstrand Adding Machine Co., the Rockford Milling Machine Co. and
Rockford Tool Co.