Woman Stabbed Over 100 Times
Diane Olkwitz was 19-years-old when she was murdered at her workplace.
Diane June Olkwitz grew up in a Catholic household with her parents and five siblings in Menomonee Falls, Wisconsin. The 19-year-old worked as a secretary at a Kenworth Manufacturing Company, a metal stamping plant. She also had a part-time job as a hostess at a Dutchland Dairy restaurant.
Diane was engaged to Donald Hierlmeier who had been drafted into the army and was in Fort Hood, Texas, for basic training.
On November 3, 1966, Diane arrived at the plant around 8 AM as per usual. The factory workers’ shifts ended at 3:30 PM, however, Diane’s workday ended an hour later. During that hour, she would be at the plant by herself to answer phone calls and accept late deliveries.
After work, Diane would pick up her best friend, Diane Zimmer, as she also worked nearby. On this day, however, Diane did not show up. Zimmer was offered a ride by her employer’s wife and the two arrived at the plant around 5 PM.
Diane’s car was in the parking lot and the building’s doors were all closed. They could see through the window that Diane’s purse was on the desk and her…
