207 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case?
Roberta Ray 'Robin' Armtrout, a 24-year-old woman, was murdered on September 8, 1985, in Linden, San Joaquin County, California. Her body was discovered in Potter's Creek, just outside Linden, days after she had gone missing. Armtrout was last seen getting into a red truck with two men near her mother's home in Stockton. One of the men was described as tall and thin. Nearly 14 years later, Linden resident Loren Herzog, known as 'Slim,' informed authorities that Wesley Howard Shermantine owned th ...Read More
Links to Additional Sources (8)
See any mistakes?Victim Details
Roberta Armtrout
Female
White / Caucasian
Linden
CA
1985-09-08
24
Roberta
Armtrout
11/26/2025


