Below are some of my favorite links to utilize for genealogy research and general information for historic purposes.
Links are grouped by high-level subject matter:
If you have any information to add or questions - please contact me - especially for information on the O'Neill family in Poughkeepsie, NY. See my family research on my genealogy page

General Genealogy | Pennsylvania Genealogy | Ireland Genealogy | Miscellaneous Information

General Genealogy

Software to utilize (Windows based): https://chronoplexsoftware.com/myfamilytree/

Family Search: https://www.familysearch.org/

Geni.com: https://www.geni.com/

Myheritage: https://www.myheritage.com/

Find a Grave: https://www.findagrave.com/

Sons of the American Revolution search: https://sarpatriots.sar.org/patriot/search/

Daughters of the American Revolition search: https://services.dar.org/public/dar_research/search/?Tab_ID=1

Immigrant Ship Manifests: https://www.immigrantships.net/

Finding Arrival Records: https://www.nps.gov/elis/learn/education/finding-arrival-records-online.htm

U.S. Land Management: https://glorecords.blm.gov/search/default.aspx

Philadelphia Land: https://www.philageohistory.org/geohistory/

Schools, Directories & Church Histories: https://www.ancestry.com/search/categories/37/

Pittsburgh, Pennsylvania Directories, 1890: https://www.ancestry.com/search/collections/4694/

Maps Cities of Literature: https://www.arcgis.com/apps/View/index.html

Archive.org: https://www.archive.org

Reclaim The Records: https://www.reclaimtherecords.org

Pennsylvania Genealogy

PA Genealogy: http://www.pennsylvaniagenealogy.net/index.html

Land Records Overview: https://www.phmc.pa.gov/Archives/Research-Online/Pages/Land-Records-Overview.aspx

Records of the Land Office Warrant Registers 1733-1957: http://www.phmc.state.pa.us/bah/dam/rg/di/r17-88WarrantRegisters/r17-88AllCountiesInterface.htm

Berks County Deeds: https://www.countyofberks.com/departments/recorder-of-deeds/search-records-on-line-(register-login)

Berks County Strausstown Roots: https://www.bergergirls.com/

Lancaster County Genealogical Resources: https://lititzlibrary.org/lancaster-county-genealogical-resources/

Lancaster Historical Indexes: https://co.lancaster.pa.us/193/Historical-Indexes

Lancaster County - Familysearch.org: https://www.familysearch.org/en/wiki/Lancaster_County,_Pennsylvania_Genealogy

Washington County - Familysearch.org: https://www.familysearch.org/en/wiki/Washington_County,_Pennsylvania_Genealogy

Washington County Genealogy Search (Pennsylvania) - https://www.countyoffice.org/pa-washington-county-genealogy/

Pittsburgh - Catholic Cementaries Diocese of Pittsburgh: https://ccapgh.org/find-a-loved-one/

Pittsburgh Allegheny County Property Search: https://pa_allegheny.uslandrecords.com/palr/

Pittsburgh Historic Maps: https://www.arcgis.com/apps/View/index.html?appid=63f24d1466f24695bf9dfc5bf6828126

Ireland Genealogy

Irish Graveyards: https://www.irishgraveyards.ie

Irish Graveyards Search: https://www.irishgraveyards.ie/search_page.php

Ireland National Archives: https://www.nationalarchives.ie/genealogy/

Ireland Census Archives: http://www.census.nationalarchives.ie/

Ireland Digital Library: http://digital.ucd.ie/

IrelandXO: http://www.Irelandxo.com/

Ireland Sligo Roots: https://sligoroots.com/

Ireland Sligo Heritage: http://sligoheritage.com/

Ireland General Register Office (Northern Ireland): https://geni.nidirect.gov.uk/

Ireland National Graves Association: http://www.nga.ie/search.php

Ireland Irish News Archive: https://www.irishnewsarchive.com/

Ireland Buildings of Ireland: https://www.buildingsofireland.ie/buildings-search/

Ireland Irish Ancestors - John Grenham Ancestor Report: https://www.johngrenham.com/genie/genform.php

Miscellaneous Information

OfficialUSA: https://www.officialusa.com

Nuwber.com: https://nuwber.com

Directory.Youmail.com: https://directory.youmail.com

TruePeopleSearch.com: https://www.truepeoplesearch.com

City-Data.com: http://www.city-data.com

Clustrmaps.com: https://clustrmaps.com

Open PayRolls.com: https://openpayrolls.com