↑ Silverthorn-480 was created by Ted Marmo through the import of SilverthornGurnett.ged on Jul 2, 2015. This comment and citation can be deleted after the biography has been edited and primary sources are included.
↑ Find a Grave, database and images (https://www.findagrave.com/memorial/116959853/fred-c-silverthorn: accessed 30 September 2022), memorial page for Fred C Silverthorn (28 Nov 1868–22 Aug 1944), Find a Grave Memorial ID 116959853, citing Cypress View Mausoleum and Crematory, San Diego, San Diego County, California, USA; Maintained by 47815677 (contributor 47815677).
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DNA Connections
It may be possible to confirm family relationships with Fred by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree: