
Monona County, IA, Cold Cases
Homicide
George Earl Dean
55 YOA
Mapleton, IA
Monona County
Case # 6600722
June 19, 1966
On Sunday evening, June 19, 1966, George Earl Dean was found deceased in the street in front of his Mapleton, Iowa home. Dean had suffered fractured facial bones and fractured ribs on the left side, leading officials to believe he had been struck by a car.

Hope and Earl Thelander of Onawa, IA
Earl Thelander
80 YOA
Crime Location: 20877 Gum Ave.
Onawa, Iowa (Monona County)
Date of Crime: August 28, 2007
Date of Death: Sept. 1, 2007
Earl Thelander of Onawa, IA, died from burns sustained over 80% of his body in an August 28, 2007 house explosion caused by copper thieves who’d stripped propane gas lines from the home and let it fill with gas.
Earl and his wife Hope had purchased the rural property from Hope’s mother and recently deceased father, and had been readying the home for a new renter.
If you have any information about these crimes, please contact the Iowa Division of Criminal Investigation at (515) 725-6010 or e-mail coldcaseunit@dps.state.ia.us.
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