Southington
Southington Historical Society
Southington Public Library
Barnes Museum
Historic Southington Newspapers
Regional
Godfrey Library
Connecticut State Library History and Genealogy Unit
Connecticut Historical Society
ResearchITCT.org
Major Genealogy Sites
Ancestry.com
Familysearch.org
HeritageQuest (Free from Researchitct.org with CT Library Card)
Fold3 (free from CTState Library with CSL Card)
Immigration
Ellis Island
Castlegarden.org