Dennis Rea Palmer:
https://www.findagrave.com/memorial/60424689/dennis-rea-palmer
https://www.ledger.news/news/1987-murder-of-jackson-man-found-in-mine-shaft-remains-a-mystery/article_ce33c262-ed4b-11ee-95cc-b31cda8537f2.html
https://www.ipetitions.com/petition/dennis-palmer-justice
https://uncovered.com/cases/dennis-palmer

Gloria Jean Shomler:
https://www.findagrave.com/memorial/112599736/gloria-jean-shomler
https://www.amadorsheriff.org/operations-division/investigations-bureau/cold-case-investigations

Helen Mays:
https://www.findagrave.com/memorial/134862696/helen-terry
https://www.kcra.com/article/sacramento-alleged-killer-released-from-jail/65053103
https://www.youtube.com/watch?v=RJMsUYUBdwc
https://youtu.be/srYawpxBCHs
https://www.youtube.com/watch?app=desktop&v=GvqYg8V7Lxg
https://www.abc10.com/article/news/crime/family-of-sacramento-woman-killed-44-years-ago-react-cold-case-arrest/103-e78fb5d3-6112-412f-b9d6-2213f3da54ce
https://www.sacbee.com/news/local/crime/article293444149.html

Robert "Bob" Merle Harrod:
https://spectrumnews1.com/ca/southern-california/news/2019/06/04/two-persons-of-interest-in-2009-disappearance-of-millionaire-released
https://people.com/crime/elderly-man-disappeared-after-marrying-high-school-sweetheart-went-missing/
https://orangecoast.com/feature/vanished-orange-countys-infamous-cold-cases-bob-harrod
https://lastseenalivepodcast.com/2021/11/08/unsolved-disappearance-robert-harrod/

Toni Danielle Clark:
https://www.findagrave.com/memorial/284980071/toni-danielle-clark
https://www.facebook.com/photo.php?fbid=939969081670574&id=100069724715679&set=a.478835387783948
https://www.sfgate.com/bayarea/article/The-Other-Missing-Kids-They-quickly-faded-from-2975456.php
https://oag.ca.gov/missing/person/toni-danielle-clark
https://unsolvedmysteries.fandom.com/wiki/Toni_Clark
https://charleyproject.org/case/toni-danieelle-clark
https://www.missingkids.org/poster/NCMC/737294/1