This site is an online repository to support publication of The Boatman. It contains data, charts, and text deemed too dense for inclusion in the published book. Importantly, it is referenced to the page number of the hardcover first printing. Link to
- Research Methods
- Further Resources
- Thoreau’s Data
- Thoreau’s Journal Excerpts
- Thorson’s Data
- Appendices
Photo: Winter view of Billerica Dam looking upstream (east) to the impounded Concord River. Though only eight feet high, this was high enough to backflood the outlet of Musketaquid.