New York, Southern District Naturalization Index, 1917-1950
Card index to approximately 560,232 naturalizations. Originally three separate alphabetical card indexes to declarations of intention filed in the U.S. District Court for the Southern District of New York, located in New York City. Each original card file covered a separate time period: 1917-1927, 1928-1940, 1941-1950. NARA title: Alphabetical Index to Declarations of Intention of the U.S. District Court for the Southern District of New York, 1917-1950 (NARA M1675). Index courtesy of Fold3.