Searching for Richard Adam Cochrane b Glasgow 13 October 1852 or 1853, died Tacoma, Pierce, Washington 29 December 1943
Peter Edgar's DNA has been tested for genealogical purposes. It may be possible to confirm family relationships by comparing test results with Peter or other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
Family Tree DNA Y-DNA Test 111 markers, haplogroup I1, FTDNA kit #B1566
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Gilly ~ WikiTree Greeter