Crime Solvers Central
Crime Solvers Central
302 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Summary based on the NamUs case record (MP40366) and 4 other sources
Herbert Tso Nelson, a 26-year-old Native American man, was last seen on January 1, 1979, in Dixon, California. Nelson's disappearance remains shrouded in mystery, as few details have emerged over the years. At the time of his disappearance, Nelson was between 5'8" and 5'10" tall and weighed around 180 pounds. He had distinct physical characteristics, including a scar on his forehead and a mole on the right side of his nose.

Nelson's case has remained unsolved for decades, with no significant updates or clues about his whereabouts since he vanished. He was last seen in the early months of 1979, but little information about his activities leading up to his disappearance has been made public. The Navajo Nation Police Department is overseeing the investigation, as Nelson was a member of the Navajo Nation.

Despite efforts from family members and investigators, the lack of evidence has stalled progress in this case. Anyone with information is encouraged to reach out to the authorities, as his disappearance is still classified as a missing person case.

Last Seen: Jan 1, 1979

Possible Unidentified Matches (3)

Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

76%Possible
John Doe — California
UP12999 • Found Aug 28, 1982
View case
Sex ✓Male
Age 100%Est. 25–40 vs 26 when missing
Race 100%Native American
Location 79%87 mi away, same state
TimingFound 4 years after last seen
Height 84%6'0" vs 5'8"–5'10"
75%Possible
John Doe — Alameda, California - unidentified case UP17616
John Doe — Alameda, California
UP17616 • Found Jun 9, 1994
View case
Sex ✓Male
Age 100%Est. 28–42 vs 26 when missing
Location 89%52 mi away, same state
TimingFound 15 years after last seen
Height 100%5'8" vs 5'8"–5'10"
Weight 78%142 lb vs 180 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
75%Possible
John Doe — Orinda, California - unidentified case UP12888
John Doe — Orinda, California
UP12888 • Found Apr 6, 1981
View case
Sex ✓Male
Age 100%Est. 25–27 vs 26 when missing
Location 91%44 mi away, same state
TimingFound 2 years after last seen
Height 100%5'9" vs 5'8"–5'10"

These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.