Was English already their common language when they married? When did they marry? Their church marriage record should have their place of birth. Can one be your ancestor Bertha? BERTHA NICHOLSON08 Jan 1890 Aug 1973 20855 (Derwood, Montgomery, MD) (none specified) 208-20-1693 Pennsylvania SS-5 Letter BERTHA NICHOLSON08 Apr 1890 Apr 1975 56316 (Brooten, Stearns, MN) (none specified) 469-40-1084 Minnesota SS-5 You know that you need to locate a precise place of birth among the US documents in order to find distant relatives.Your best bet would be finding their arrival manifest. If they were naturalized citizen than the intent and petition will have a place of birth. Birds of a feather fly together. Common language and same tradition put our ancestors together.