Classics of Liberty: The Enhanced Editions (Indianapolis: Liberty Fund, 2014). http://oll.libertyfund.org/titles/2639,
This is a collection of classic works on liberty from the Online Library of Liberty collection which have been “enhanced” to assist readers is learning more about these important works. The enhancements include, in addition to the text, supplementary material such as essays, chronologies, study guides, and “Liberty Matters” online discussion forums on the author. Some editions are bi-lingual editions which include the text in its original language and an English translation.
The copyright to this edition, in both print and electronic forms, is held by Liberty Fund, Inc.