A complete collection of Thoreau's essays, including Slavery in Massachusetts at Standard Ebooks
Slavery in Massachusetts at The Picket Line
Slavery in Massachusetts at eserver.org (annotated)
Book sourcesedit
My Thoughts are Murder to the State by Henry David Thoreau (ISBN 978-1434804266)
The Higher Law: Thoreau on Civil Disobedience and Reform (ISBN 978-0691118765)
Collected Essays and Poems by Henry David Thoreau (ISBN 978-1-88301195-6)
External linksedit
Petrulionis, Sandra Harbert (2006), Editorial Savoir Faire: Thoreau Transforms His Journal into Slavery in Massachusetts, archived from the original on March 30, 2014