The American Crisis - http://libertyonline.hypermall.com/Paine/Crisis/Crisis-TOC.html A series of tracts concerning the revolution in America.
The Age of Reason - http://libertyonline.hypermall.com/Paine/AOR-Frame.html Liberty Online text, divided into Parts I and II.
Common Sense - http://www.bartleby.com/133/ Online publication of Thomas Paine's classic at Bartleby.com.
An Essay on Dream - http://www.infidels.org/library/historical/thomas_paine/essay_on_dream.html E-text of the author's preface and first chapter. This was the last work that Paine ever gave to the press. Compares Biblical prophecies to dreams.
Answer to the Bishop of Llandaff - http://www.infidels.org/library/historical/thomas_paine/ans_bishop_llandaff.html Background information and fragments of Paine's answer to Bishop Watson's reply to The Age of Reason.
Thomas Paine Archive - http://www.marxists.org/reference/archive/paine/index.htm Text of Common Sense, with an abstract of The Age of Reason.
Origin of Freemasonry - http://freemasonry.bcy.ca/history/paine_t.html With commentary by Moncure Daniels Conway.
Common Sense (HTML) - http://www.pagebypagebooks.com/Thomas_Paine/Common_Sense/ The complete EText provided by Page by Page Books.
African Slavery in America - http://www.thomaspaine.org/Archives/afri.html Essay written in 1774 and published March 8, 1775.