Claim: On December 20, 1933, the original structure of Thornton Fractional North High School (which originally opened in Calumet City, Illinois in 1926 under a different name) was destroyed by fire.
Evidence: North, TF North, TFN) in Calumet City, Illinois first opened its doors in March 1926 as Thornton Fractional Township High School. 1926 On December 20, 1933, the original school structure was destroyed by fire.