Books about Natural history -- Juvenile fiction (sorted by popularity)
- Ungava R. M. Ballantyne 68 downloads
- Among the Red-skins; Or, Over the Rocky Mountains William Henry Giles Kingston 68 downloads
- Minnie's Pet Monkey Madeline Leslie 68 downloads
- P. T. Barnum's Menagerie P. T. Barnum and Sarah J. Burke 68 downloads
- Adventures in the Far West William Henry Giles Kingston 68 downloads
- The Frontier Fort William Henry Giles Kingston 67 downloads
- Jack at Sea: All Work and No Play Made Him a Dull Boy George Manville Fenn 66 downloads
- The Crystal Hunters: A Boy's Adventures in the Higher Alps George Manville Fenn 66 downloads
- Minnie's Pet Cat Madeline Leslie 66 downloads
- Fritz and Eric John C. Hutcheson 66 downloads
- In Search of a Son William S. Walsh 66 downloads
- Gulf and Glacier; or, The Percivals in Alaska Willis Boyd Allen 66 downloads
- Kullankaivajat ja indiaanit: Kertomus Pohjois-Meksikosta (Finnish) Mayne Reid 65 downloads
- The Wreck of the Red Bird: A Story of the Carolina Coast George Cary Eggleston 63 downloads
- Across Texas Edward Sylvester Ellis 63 downloads
- Red Rooney: The Last of the Crew R. M. Ballantyne 63 downloads
- Tales out of school Frank R. Stockton 61 downloads
- The Coral Island: A Tale of the Pacific Ocean R. M. Ballantyne 61 downloads
- Bessie among the Mountains Joanna H. Mathews 61 downloads
- Captain Mugford: Our Salt and Fresh Water Tutors William Henry Giles Kingston 61 downloads
- Canoemates: A Story of the Florida Reef and Everglades Kirk Munroe 60 downloads
- Arthur Brown, The Young Captain Elijah Kellogg 59 downloads
- The Rajah of Dah George Manville Fenn 59 downloads
- Born to Wander: A Boy's Book of Nomadic Adventures Gordon Stables 59 downloads
- The Life of a Celebrated Buccaneer Richard Clynton 58 downloads