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Record Name
New York, U.S., State and Federal Naturalization Records, 1794-1943	930
U.S., Naturalization Record Indexes, 1791-1992 (Indexed in World Archives Project)	482
Illinois, U.S., Federal Naturalization Records, 1856-1991	461
Rio de Janeiro, Brazil, Immigration Cards, 1900-1965	342
New York, U.S., Naturalization Records, 1882-1944	282
U.S., Naturalization Records Indexes, 1794-1995	234
New York, U.S., Index to Petitions for Naturalization filed in New York City, 1792-1989	223
California, U.S., Federal Naturalization Records, 1888-1991	174
Pennsylvania, U.S., Federal Naturalization Records, 1795-1945	146
North Dakota, U.S., Naturalizations, 1873-1952	134
U.S., Naturalization Records, 1840-1957	128
Massachusetts, U.S., State and Federal Naturalization Records, 1798-1950	126
Web: Minnesota, U.S., Naturalization Index, 1849-1985	121
Alsace-Lorraine, Germany, French Citizenship Declarations (Optants), 1872	82
Web: North Dakota, U.S., Naturalization Index, 1874-1963	82
Halle, Germany, Census and Citizen Lists, 1400-1915	75
U.S., Index to Alien Case Files,1944-2003	67
Texas, U.S., Naturalization Records, 1852-1991	64
Minnesota, U.S., Naturalization Records Index, 1854-1957	54
Connecticut, U.S., Federal Naturalization Records, 1790-1996	51