To find which McElroys match which McElroys and which don't match to see which McElroys cannot be related (connected) to a given set of
McElroys & which may be traceable kin & should be contacted to see if their research can help a given set of McElroys. Spelling is unimportant. When we speak of McELROYs we are including McILROYs,
McLEROYs & MuckLEROYs & it does not matter if a person spells it Mac or uses the abbreviated form -- Mc or the phonetic Muck.