Books in Category: Science - Earth/Agricultural/Farming
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Canyons of the Colorado
John Wesley Powell
1793 downloads
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Stonehenge and Other British Stone Monuments Astronomically Considered
Sir Norman Lockyer
1737 downloads
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Man and the Glacial Period
G. Frederick Wright
1634 downloads
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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
1614 downloads
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Manures and the principles of manuring
Charles Morton Aikman
1601 downloads
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Northern Nut Growers Association Incorporated 39th Annual Report
1592 downloads
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Principles of Geology
Sir Charles Lyell
1590 downloads
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The Ancient Volcanoes of Great Britain, Volume 1 (of 2)
Archibald Geikie
1586 downloads
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The peaches of New York
U. P. Hedrick
1564 downloads
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Rollo's Philosophy. [Air]
Jacob Abbott
1545 downloads
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The Formation of Vegetable Mould Through the Action of Worms
Charles Darwin
1536 downloads
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The Outline of Science, Vol. 1 (of 4)
J. Arthur Thomson
1528 downloads
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Identifying Hardwoods Growing on Pine Sites
Clair A. Brown and Harold E. Grelen
1515 downloads
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The Book of Husbandry
Anthony Fitzherbert
1499 downloads
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Terrestrial and Celestial Globes Volume 2
Edward Luther Stevenson
1480 downloads
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Mars and Its Canals
Percival Lowell
1469 downloads
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One Hundred Proofs That the Earth Is Not a Globe
William Carpenter
1437 downloads
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Agricola : A study of agriculture and rustic life in the Greco-Roman world from the point of view of labour
William Emerton Heitland
1437 downloads
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The Variation of Animals and Plants Under Domestication, Vol. I.
Charles Darwin
1435 downloads
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Die Naturwissenschaften in ihrer Entwicklung und in ihrem Zusammenhange, I. Band
(German)
Friedrich Dannemann
1431 downloads
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Fossil plants, Vol. 3 : A text-book for students of botany and geology
A. C. Seward
1427 downloads
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Cosmos: A Sketch of the Physical Description of the Universe, Vol. 1
Alexander von Humboldt
1416 downloads
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The Mechanical Properties of Wood
Samuel J. Record
1386 downloads
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A Text-book of Entomology
A. S. Packard
1383 downloads
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Farm drainage
Henry F. French
1378 downloads