Books about Natural history (sorted by popularity)
- Van de Noordpool naar den Aequator: Blikken in het groote rijk der schepping (Dutch) Alfred Edmund Brehm 66 downloads
- Natur und Mensch (German) Ernst Haeckel 66 downloads
- Secrets of Earth and Sea Sir E. Ray Lankester 64 downloads
- My Garden Acquaintance James Russell Lowell 64 downloads
- On Molecular and Microscopic Science, Volume 2 (of 2) Mary Somerville 62 downloads
- Diversions of a Naturalist Sir E. Ray Lankester 59 downloads
- Health and Education Charles Kingsley 59 downloads
- Buffon's Natural History. Volume 04 (of 10) comte de Georges Louis Leclerc Buffon 58 downloads
- Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage Round the World of H.M.S. Beagle Under the Command of Captain Fitz Roy, R.N. Charles Darwin 48 downloads
- Aus der Schneegrube (German) Wilhelm Bölsche 48 downloads
- Elements of Physiophilosophy Lorenz Oken 47 downloads
- Buffon's Natural History. Volume 06 (of 10) comte de Georges Louis Leclerc Buffon 46 downloads
- Pohjoisnavalta päiväntasaajalle: Helppotajuisia esitelmiä (Finnish) Alfred Edmund Brehm 42 downloads
- Uncle Robert's Geography (Uncle Robert's Visit, V.3) Francis W. Parker and Nellie Lathrop Helm 41 downloads