The Kroeger house at 490 Ellington Avenue, San Francisco. In front of the white clapboard house is a large crowd of onlookers. The police are inspecting the house looking for bodies. Photograph shows a group of curious people congregating outside of the fence that marks off the Kroeger property. Jay Arneson's rotted body was found in the basement of the Kroeger's house, and police believed that a second body would likely be found buried in the basement as well. Mildred Arneson's body was indeed found buried in the basement the next day.