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P F Jordan
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Segmented and self-adjusting wind turbine rotors ..
P F Jordan · Energy Research and Development Administration Technical Information Center
107 sayfa · 1976
Windmills
Hoe Plants Are Trained to Work for Man; Useful Plants
David Starr Jordan, Luther Burbank, P F Collier and Son Company · Creative Media Partners, LLC
Sayfa sayısı yok · 2023
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