Ted Smythe's DNA has been tested for genealogical purposes. It may be possible to confirm family relationships by comparing test results with Ted or other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
You might want to set your Privacy to Private with Public Family Tree. The WikiTree programming needs to see your Family Tree tab to make DNA and other cousin connections for you. Please take a look at my profile http://www.wikitree.com/wiki/Cooper-1 where I use Private with Public Biography AND Family Tree to see a list of some of my WikiTree cousin connections and my list of U.S. Presidential cousins.