Rockwell, IA Tornado, Aug 1907
A tornado ... swept over the southern part of Minnesota, northern Iowa, the southwestern end of Wisconsin and a part of Illinois.... A half dozen barns and four houses near Rockwell were demolished, and the roof was blown from the Catholic Church at Rockwell.
The Nashua Reporter, Nashua, IA 8 Aug 1907
The heaviest damage to farmers was in the vicinity of Rockwell, where twelve barns were destroyed and much live stock was killed.
The Kansas City Star, Kansas City, MO 8 Aug 1907
Twelve Barns Demolished Near Rockwell and Crops Laid Waste
Rackwell [sic] reports 12 barns in its vicinity destroyed and 15 head of stock killed. The crops are damaged heavily but no one seriously hurt. The Catholic church was demolished. Fred Gamatt, of Lake Mills, had his shoulder crushed.
The Grand Forks Daily Herald, Grand Forks, ND 8 Aug 1907