The Fourth of July holiday caused me to think about the naturalization process and finding records for the early immigrants to the state. This note provides information about some sources that are NOT included in the free on-line index through the Iron Range Research Center http://www.ironrangeresearchcenter.org or through a subscription to Ancestry.com. You can find the note at http://www.parkbooks.com/Html/res_ecrt.html Other research notes re: Minnesota topics can be found at http://www.parkbooks.com/Html/research.html Enjoy! Mary Bakeman Park Genealogical Books Mary Bakeman <mbakeman@parkbooks.com>