Naturalization records are important sources for tracing immigrants to the United States as they can give valuable information about an immigrant's nation of origin, his foreign and Americanized names, residence, the date, and port of arrival.
Naturalization is a two-step process for becoming a citizen of the United States.
Prior to 1907, standardized forms were not used, and few courts retained copies of the certificates. 1925 - Decatur,Ill. Dec 1928 Nat. Use this data as a finding tool,just as you would any other secondary source. When you find the name of an ancestor listed confirm the facts in original sources.