Books in Category: Science - Earth/Agricultural/Farming
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John Deere's Steel Plow
Edward C. Kendall
647 downloads
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Northern Nut Growers Association Report of the Proceedings at the Thirty-Seventh Annual Report
646 downloads
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Field book of common rocks and minerals : for identifying the rocks and minerals of the United States and interpreting their origins and meanings
Frederic Brewster Loomis
645 downloads
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The Moon
Oliver C. Farrington
641 downloads
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The Land of Midian (Revisited) — Volume 1
Sir Richard Francis Burton
639 downloads
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The Flying Saucers are Real
Donald E. Keyhoe
637 downloads
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Sheep, Swine, and Poultry
Robert Jennings
636 downloads
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Fragments of Earth Lore: Sketches & Addresses Geological and Geographical
James Geikie
634 downloads
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Talks on Manures
Joseph Harris
633 downloads
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Breves palavras sobre a cultura da Oliveira (Portuguese)
Avelino Nunes d'Almeida
633 downloads
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The Economic Aspect of Geology
C. K. Leith
632 downloads
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Dry-Farming : A System of Agriculture for Countries under a Low Rainfall
John Andreas Widtsoe
632 downloads
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Prairie Farmer, Vol. 56: No. 1, January 5, 1884.
Various
629 downloads
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Getting Gold: A Gold-Mining Handbook for Practical Men
J. C. F. Johnson
628 downloads
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Standard methods for the examination of water and sewage
American Public Health Association. Laboratory Section, American Chemical Society, and Association of Official Agricultural Chemists
628 downloads
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The Story of the Soil; from the Basis of Absolute Science and Real Life
Cyril G. Hopkins
623 downloads
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Hints to Travellers, Scientific and General, Vol. 2
Royal Geographical Society
622 downloads
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Meteorology: The Science of the Atmosphere
Charles Fitzhugh Talman
621 downloads
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The Formation of Vegetable Mould Through the Action of Worms
Charles Darwin
619 downloads
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Earth dams, a study
Burr Bassell
618 downloads
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Physical Geography
Mary Somerville
618 downloads
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Guide to Rocks and Minerals of Illinois
Illinois State Geological Survey
617 downloads
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The History of Creation, Vol. 1 (of 2)
Ernst Haeckel
617 downloads
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Etna: A History of the Mountain and of its Eruptions
G. F. Rodwell
617 downloads
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The music of the spheres : A nature lover's astronomy
Florence Armstrong Grondal
617 downloads
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