American History, From Revolution to Reconstruction and Beyond – Biographies
http://www.let.rug.nl/usa/biographies/
American National Biography
http://www.anb.org/articles/08/08-02379.html
Archivist Library, The
https://theanarchistlibrary.org/
Encyclopedia Britannica
https://www.britannica.com/
Encyclopedia of World Biography
http://www.notablebiographies.com
New Advent Catholic Encyclopedia
http://w.newadvent.org
Great Thinkers
http://thegreatthinkers.org
IEP | Internet Encyclopedia of Philosophy
http://www.iep.utm.edu/
Internet Archive
https://archive.org
ProQuest EBook Central
https://ebookcentral.proquest.com
Project Gutenberg
http://www.gutenberg.org/
Rowan University Library Catalog
https://www.lib.rowan.edu/
Stanford Encyclopedia of Philosophy
https://plato.stanford.edu
Thomas Paine Society
http://www.thomaspainesociety.org/