Source: Rockford Morning Star, Feb. 2, 1919, by Paul B. Riis
A Digital Collection of Rockford, Illinois History
Source: Rockford Morning Star, Feb. 2, 1919, by Paul B. Riis
Source: Birds of the Mississippi Watershed, by Paul B. Riis.
Source: Rockford Daily Register-Gazette, September 30, 1918
Source: Rockford Daily Register-Gazette, April 11, 198
Source: A private collection.