| Cornell University Library
Olin Library, with McGraw Tower in back, at Cornell University, Ithaca, New York.
- 201 Olin Library
- Cornell University
- Ithaca, NY 14853
Telephone: (607) 255-3393
Fax: (607) 255-6788
Hours and holidays: Library hours correspond to the University semesters.
Directions, maps, and public transportation:
Internet sites and databases:
- Cornell University has a large collection of Protestant church records for western New York as well as an excellent collection of histories, maps, newspapers, and New York censuses. Rare books and manuscripts are outstanding, and they publish the best research guides to New York counties.
- Collection Overview Gateway to one of the largest libraries in the world, including online search features and access to linked databases and websites for the Cornell community. The Cornell University Library's collections encompass a rich and varied universe of printed volumes, digital resources, maps, media, and archival materials.
- Finding Articles Tips To find articles on specific topics, start with an article database that covers many subject areas.
If you cannot visit or find a source at the Cornell University Library, a similar source may be available at one of the following.
- National Archives at New York City, has Holland Land Company deeds, federal censuses, Ancestry.com, military, pensions, bounty land, photos, passenger indexes, New York port records, naturalizations, inventions.
- New York Public Library, NYC, has one of the best genealogy collections in the USA, including Revolutionary War soldiers and Irish research. The Genealogy Division has an outstanding collection of American history at national, state and local levels; international genealogy and heraldry in Roman alphabets; Dorot Jewish collection; photos; New York censuses, directories, vital records, and the Holland Land Company deeds.
- Tompkins County Health Vital Records, Ithaca, births for at least 75 years, and deaths for at least 50 years. 
- Tompkins County Clerk, Ithaca, marriages 1908-1935, divorces, court records, and land records since 1817. (Town clerks also have marriage records.)
- Tompkins County Surrogate's Court, Ithaca, has probate records since 1817.
- The History Center in Tompkins County, Ithaca, manuscripts, 4000 books, 2000 genealogical files, maps, photos, obituaries, cemetery transcripts, censuses, city directories, local histories, and finding aids.
- Tompkins County Public Library, Ithaca, newspapers, censuses, online genealogy subscriptions, handbooks, yearbooks, and directories.
- U.S. District Court Northern District of New York has recent civil, criminal, and bankruptcy cases for Tompkins County.
- Ithaca New York Family History Center has premium online services for free, offers research suggestions, and can order microfilms from the Family History Library in Salt Lake City.
- Repositories in surrounding counties: Cayuga, Chemung, Cortland, Schuyler, Seneca, and Tioga.
- Albany Institute of History and Art with the best indexes and colonial Albany records of the 1600s.
- Archives of the Archdiocese of New York, Yonkers, includes parish register births, confirmations, marriages, and deaths, school records, and leadership papers.
- Bronx County Historical Society has a large manuscript collection, biographical files, family folders, obituaries, cemetery transcripts, city directories, and marriages.
- Brooklyn Historical Society includes finding aids and collections guides to archives, manuscripts, oral histories, photographs, paintings, oral history database, and maps. They have sources for New England immigrants to Long Island, NY.
- Buffalo and Erie County Public Library has a good collection with good indexes including biographies, family folders, county and local histories for all of New York.
- Children's Aid Society, NYC, an institution which from 1853-1930 sent children on orphan trains to homes in other parts of America and Canada. The New-York Historical Society has most of the CAS archival records.
- Historic Hudson Valley Library, Tarrytown, has unique early Hudson River migration sources such as steamboats, industries, and culture.
- Holland Society of New York, NYC, has 7,000 New Netherland family and local history books, Dutch Reformed Church records. Good collection for other ethnic groups along the Atlantic coast.
- Huguenot Society of America, NYC, open by appointment: history, settlement, genealogy, biography, theology. They have the largest Huguenot collection outside London, including 1600s records of France, Belgium, the Netherlands, and colonial America.
- Leo Baeck Institute, NYC, preserves family and community histories about Jews in German speaking countries.
- Montgomery County Department of History and Archives, early Montgomery (formerly Tryon) County had jurisdiction over much of upstate New York. These archives have an extensive genealogy section.
- New York City Department of Records has New York City (all five boroughs) earlier births, marriages, and deaths; the 1890 Manhattan police census; city directories; voter registrations; almshouse records; and municipal government records. 
- New York City Municipal Reference and Research Center can provide street name origins, city council minutes, serials, books, and 400,000 documents focused on the history of New York City.
- New York Foundling Hospital, NYC, an orphan train sending institution, can do records research for close relatives only. NYHS houses some of their records.
- New York Genealogical and Biographical Society, NYC, has donated their collection to the New York Public Library. NYG&BS now offers educational programs, publications, and digital communication.
- New-York Historical Society, NYC, houses the Children's Aid Society archives, and some New York Foundling Hospital records, both orphan train sending institutions, as well as has the largest manuscript collection in New York State, many town records, colonial records, newspapers, periodicals, biographies, histories, directories, maps, photos.
- New York State Archives, Albany, has manuscripts, vital record indexes, land grants, maps, military, court, alien depositions, prisoners, Erie Canal passenger lists, wills, estates, and state censuses.
- New York State Library, Albany, has local histories, genealogies, atlases, church, cemetery (including DAR), city directories, microfilmed newspapers, censuses, passenger lists, periodicals, and copies of the Holland Land Company deeds.
- Onondaga Historical Association, Syracuse, has the best collection of family folders (10,000) on the East Coast
- Queens Historical Society, Flushing, This large facility has many indexes to biographical and historical sources in their collection.
- Staten Island Historical Society is the best place for Staten Island research. Because many immigrants settled there, they have a strong immigration collection.
- Steele Memorial Library, Elmira, has a good collection of indexes to biographies, genealogies, family folders, books, periodicals, and manuscripts.
- Vital Records Section of the New York State Department of Health, Menands, NY, for outside New York City births and deaths (1881-present), and marriage licenses (1880-present). Also, all divorces since 1963.
- Repositories in surrounding states (or provinces): Connecticut, Massachusetts, New Jersey, Ontario, Pennsylvania, Quebec, and Vermont.
- Library of Congress, Washington, DC, the world's largest library including 50,000 genealogies, 100,000 local histories, and collections of manuscripts, microfilms, maps, newspapers, photographs, and published material, strong in North America and New York (such as the Holland Land Company deeds), the British Isles, and German sources.
- New England Historic Genealogical Society (NEHGS), Boston, Massachusetts, is national in scope. Over 100 million name database, of vital records, genealogies, journals, over 200,000 books, 100,000 microfilms, and over 20 million manuscripts with emphasis on New England and a good New York collection since the 1600s.  
- Stadsarchief Amsterdam (Amsterdam Municipal Archives in the Netherlands) Some of the earliest New York (New Netherland) records are also stored here. Also, the earliest European New York settlers often lived in Amsterdam before their move to the New World. Includes the Holland Land Company 1801-1840 deeds from western New York state, and northwestern Pennsylvania.
- ↑ Email Us at Cornell University Library (accessed 28 April 2012).
- ↑ 2.0 2.1 2.2 2.3 Visitor Information at Cornell University Library] (accessed 13 September 2012).
- ↑ 3.0 3.1 Library Hours in Cornell University Library (accessed 13 September 2012).
- ↑ 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 William Dollarhide, and Ronald A. Bremer, America's Best Genealogy Resource Centers (Bountiful, UT: Heritage Quest, 1988), 83. WorldCat 39493985; FHL Book 973 J54d. Cite error: Invalid
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- ↑ Dollarhide and Bremer, 125-26.
- ↑ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 6.9 Dollarhide and Bremer, 81. Cite error: Invalid
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- ↑ Irma and Paul Milstein Division of U.S. History, Local History and Genealogy in New York Public Library (accessed 16 October 2010).
- ↑ Genealogy Research in Tompkins County Health (accessed 9 May 2016).
- ↑ 9.0 9.1 9.2 9.3 Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), 492. WorldCat 50140092; FHL Book 973 D27e 2002.
- ↑ Research Collections in The History Center in Tompkins County (accessed 9 May 2016).
- ↑ Local History & Genealogy in Tompkins County Public Library (accessed 9 May 2016).
- ↑ Introduction to LDS Family History Centers in Family History Research Wiki (accessed 9 May 2016).
- ↑ Collections in Archives of the Archdiocese of New York (5 May 2016).
- ↑ Guide to the Records of the Children's Aid Society 1836-2006 (bulk 1853-1947) MS 111 at The New-York Historical Society (accessed 28 September 2012).
- ↑ Home in Leo Beck Institute (accessed 5 May 2016).
- ↑ List of Holdings in NYC Department of Records (accessed 8 May 2016)
- ↑ Guide to the Records of the New York Foundling Hospital 1869-2009 MS 347 at New-York Historical Society (accessed 28 September 2012).
- ↑ History of the NYG&BS in The New York Genealogical and Biographical Society (accessed 5 May 2016).
- ↑ Vital Records in New York State Department of Health (accessed 6 May 2016).
- ↑ Dollarhide and Bremer, 4.
- ↑ New England Historic Genealogical Society in Wikipedia: The Free Encyclopedia (accessed 30 August 2010).
- ↑ Using the NEHGS Library in American Ancestors (accessed 21 September 2015).
- ↑ Dollarhide and Bremer, 5, 57, and 59.
- ↑ Gwenn F. Epperson, New Netherland Roots (Baltimore: Genealogical Pub., 1994), 37-43. WorldCat 29980509; FHL Book 974.7 D27e.
- ↑ Holland Land Company in SUNY Fredonia (accessed 22 November 2013).