Brooklyn Newstand digitized newspapers the Brooklyn Daily Eagle 1841-1955, Brooklyn Life 1890-1924 and Brooklyn Life and Activities of Long Island Society 1924-1931
City of Rochester Archives and Records Center index of records from 1876 through 1932
Dutchess County Ancient Documents Collection 12,000 digitized pages of eighteenth-century legal documents from the Court of Common Pleas and General Session, searchable by keyword, party (individual names and party identifiers), record type, offense type and location of incident
Fulton History an outstanding collection of New York state historical newspapers
The Irish Mission at Watson House digital archives and infomation about mission operated near Castle Garden by the Port of New York from 1883 to 1954, providing assistance to Irish immigrant girls
Italian Genealogical Group with databases of vital records and naturalizations in the New York City metropolitan area, not limited to people of Italian descent
New England Historic Genealogical Society ($) the oldest genealogical society in the country, many online databases, particularly strong in New England. Subscription required for many but some are free.
New York City Directories The New York Public Library is in the process of digitizing 137 years of New York City directories.
New York City Genealogy directory of New York city genealogy records
New York City marriage index, 1908-1929 scanned copies of records containing witnesses’ addresses, town of birth for bride and groom, father and mother’s country of birth, former spouses and more
New York City marriage index, 1950-1995 3.1 million searchable marriage licenses for New York City. The index shows the first, middle and last names of the bride and groom, the borough and the year they were married.
New York City Municipal Archives Online Gallery more than 800,000 digitized items including photos, maps, motion pictures and audio records
New York Genealogical and Biographical Society (NYG&B) ($) has digital copies of all issues of the NYG&B Record going back to 1870.
New York Heritage a research portal with access to more than 160 digital collections with historical, scholarly and cultural materials
New York Historical Society guide to the Records of the Children’s Aid Society 1836-2006 (bulk 1853-1947)
New York State Military Records records of individuals who served in conflicts prior to World War II, includes the New York State Civil War Soldier Database
New York State Newspaper Project database cataloging the state’s newspapers, to locate film and print versions
Northern New York Library Network Northern New York Historical Newspapers, North Country Digital History Project
Rochester City Directories digitized directories from 1892 to 1920
Rochester Public Library Rochester City Directories, Indexes to Primary Source Records and more
Schenectady County Public Library – Schenectady Digital History Archive New York census records, Schenectady church histories and records, indexes to vital records in newspapers and more
Suffolk County Long Island Historic Newspapers eight newspapers so far with more being added
Wasjer County Virtual Archives Westchester County during the Civil War, historical context and background information