Not to be confused with Mary Anderson.
Mary Lynn Andersen (January 1, 1959 - c. 1982/1983), known as Gravel Gertie while unidentified, was a young woman whose remains were found in a shallow grave near a gravel pit outside of Gillette, Wyoming in 1983. Originally from Minnesota, she had moved to Gillette in May 1982 and fell out of contact sometime that year. She had a brief stay in a hospital in October 1982, after which she disappeared.
Gallery[]
Mary in 1981
Mary as a child
Mary as an infant