My First Book of Earth: All...
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The Reason for the Seasons
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Come See the Earth Turn: The...
Lori Mortensen
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La Tierra Y El Sol (Earth and...
Bobbie Kalman
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Why We Have Day and Night
Peter F Neumeyer
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What Makes Day and Night
Dr. Franklyn M Branley
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Precession, Nutation and...
V Dehant,
P M Mathews
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Day and Night
Robin Nelson
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How Long Is a Year?
Claire Clark
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Day and Night (National...
Shira Evans,
National Geographic Kids
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Rotating Relativistic Stars
John L. Friedman,
Nikolaos Stergioulas
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What Makes Day and Night?
Dr. Franklyn M Branley
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Time: From Earth Rotation to...
Dennis D. McCarthy,
P. Kenneth Seidelmann
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El Dia Y La Noche/Day and...
Margaret Hall
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Day and Night
Margaret Hall
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Next Time You See a Sunset
Emily Morgan
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What Makes Day and Night
Dr. Franklyn M Branley
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Crop Rotation on Organic...
Natural Resource
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Why is It Dark?
Chris Arvetis
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Theory of Rotating Stars. ...
Jean-Louis Tassoul
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What Makes Day & Night
Dr. Franklyn M Branley,
Arthur Dorros
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Home-Grown Energy from Short...
George MacPherson
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Pole Shift,: Predictions and...
John Warren White
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What Makes Day and Night
Dr. Franklyn M Branley
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