Books in Category: Science - Earth/Agricultural/Farming (sorted by popularity)
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Blackwood's Edinburgh Magazine, No. 401, March 1849 Various 366 downloads
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Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. George Francis Atkinson 366 downloads
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Political and commercial geology and the world's mineral resources 365 downloads
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The Dollar Hen Milo Hastings 364 downloads
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Coral Reefs Charles Darwin 360 downloads
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Philosophical transactions, Vol. L. Part I. For the year 1757. Various and Royal Society 360 downloads
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Mosaic of New Mexico's Scenery, Rocks, and History 360 downloads
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Miscellanea Curiosa, Vol. 1 358 downloads
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Dinosaurs, with Special Reference to the American Museum Collections William Diller Matthew 357 downloads
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The Movements and Habits of Climbing Plants Charles Darwin 356 downloads
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Reflections on the Decline of Science in England, and on Some of Its Causes Charles Babbage 356 downloads
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The Common Rocks and Minerals of Missouri W. D. Keller 353 downloads
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Appletons' Popular Science Monthly, June 1899 Various 353 downloads
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Earthquakes and other earth movements John Milne 352 downloads
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The Polar World G. Hartwig 350 downloads
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Louis Agassiz: His Life and Correspondence Louis Agassiz 349 downloads
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The netherworld of Mendip : explorations in the great caverns of Somerset, Yorkshire, Derbyshire, and elsewhere Ernest A. Baker and H. E. Balch 349 downloads
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The Book of the National Parks Robert Sterling Yard 348 downloads
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The Glaciers of the Alps John Tyndall 348 downloads
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Appletons' Popular Science Monthly, July 1899 Various 347 downloads
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Outlines of the Earth's History: A Popular Study in Physiography Nathaniel Southgate Shaler 347 downloads
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Photographs of Nebulæ and Clusters, Made with the Crossley Reflector James Edward Keeler 347 downloads
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Asbestos, Its production and use Robert H. Jones 346 downloads
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The Chain of Life in Geological Time Sir John William Dawson 345 downloads
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Manual of American grape-growing U. P. Hedrick 345 downloads