Webnewspaper coverage of the iva kroeger mystery in 1962 was limited to the greater bay area until august 21, when the body of mildred arneson was found and it was. Webbetween 1972 and 1973, at least seven women were murdered in california's sonoma county. Webto recap the sad details of the santa rosa hitchhiker murders: Between 1972 and 1973, seven young girls and women were the victims of horrific crimes in the. Webalong the way, she made shocking discoveries which led her to believe he could be the santa rosa hitchhiker murderer. Webon the evening of february 4, 1972, middle school friends maureen sterling and yvonne weber left their homes with a plan to hitchhike to the redwood empire ice. He thought it was an artifact. But the skull wasn't.