Classic L.I. Histories & Document Collections

[Mostly below are full-text, enlargeable, searchable, downloadable] 
[Most are also available in the LI REF book section in the Celia M. Hastings Local History Room]

             See also  Classic NYS Histories & Historic Document Collections
             See also the  Long Island History web page
             See also under  Names of individual L.I. counties, towns, villages, and outer islands