Thoreau's fact book
in the Harry Elkins Widener collection in the Harvard College Library.
Annotated and indexed by Kenneth Walter Cameron.
APA Citation
Thoreau, H. David., Cameron, K. Walter. (1966). Thoreau's fact book: in the Harry Elkins Widener collection in the Harvard College Library. Hartford: Transcendental Books.
MLA Citation
Thoreau, Henry David, 1817-1862, and Kenneth Walter Cameron. Thoreau's Fact Book: In the Harry Elkins Widener Collection In the Harvard College Library. Hartford: Transcendental Books, 1966.
Warning: These citations may not always be complete (especially for serials).