1. MS Facsimile 673/1-3 Reference (shelfmark): MS Facsimile 673/1-3 Title: Thoreau's Fact Book in the Harry Elkins Widener Collection in the Harvard College Library Annotated and Indexed by Kenneth Walter Cameron Scope & Content: Transcendental Books, Hartford, Connecticut. Collection Area: Western Manuscripts Languages: English Date Range: 1966 Extent: 3 volumes