Books about Natural history -- Outdoor books (sorted by popularity)
- A Rambler's lease Bradford Torrey 125 downloads
- The Writings of John Burroughs — Volume 05: Pepacton John Burroughs 123 downloads
- The Hills and the Vale Richard Jefferies 122 downloads
- Winter Sunshine John Burroughs 121 downloads
- The Open Air Richard Jefferies 118 downloads
- Outings at Odd Times Charles C. Abbott 113 downloads
- Literary Pilgrimages of a Naturalist Winthrop Packard 112 downloads
- A Year in the Fields John Burroughs 112 downloads
- The Lone Swallows Henry Williamson 106 downloads
- In New England Fields and Woods Rowland Evans Robinson 105 downloads
- Old Plymouth Trails Winthrop Packard 105 downloads
- Muskrat City Henry Abbott 103 downloads
- The Life of the Fields Richard Jefferies 101 downloads
- In the Catskills: Selections from the Writings of John Burroughs John Burroughs 98 downloads
- The Fall of the Year Dallas Lore Sharp 97 downloads
- Watched by Wild Animals Enos A. Mills 95 downloads
- Woodland Paths Winthrop Packard 95 downloads
- Metsolassa (Finnish) Oskari Hynninen 92 downloads
- Spring notes from Tennessee Bradford Torrey 92 downloads
- Wildwood Ways Winthrop Packard 88 downloads
- A world of green hills : Observations of nature and human nature in the Blue Ridge Bradford Torrey 87 downloads
- Some Spring Days in Iowa Frederick John Lazell 86 downloads
- Travels in a Tree-top Charles C. Abbott 84 downloads
- Wood Wanderings Winthrop Packard 83 downloads
- Wake-Robin John Burroughs 82 downloads