Testor Cement Co. – 1941

Source: Rockford Streamlined 1834 – 1941; Rockford Chamber of Commerce; c. 1941 ; Page 45

Testor Cement Co., Nils F Testor, pres; Eliz Testor, sec; H K Bergholtz, treas; 2305 Charles St.  Source:  1941 Polk’s Rockford City Directory