Nassau County Naturalization Index
This database consists of an index to all the Naturalization Records in Nassau County. The index covers a period from 1899 through 1986. There are 98,109 records in this database. It includes both Petitions and Intentions. Also included are some records for men from all over the country that were stationed at two World War I locations, Camp Mills and Aviation Field #2. From the German Genealogy Group.