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<p>Book digitized by Google from the library of the New York Public Library and uploaded to the Internet Archive by user tpb.
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<br>Subjects: tbe; meridian; observations; description; des; telescope; error; inches; stars; astronomical; olcott meridian; meridian circle; heavenly bodies; des sciences; public domain; personal equation; long arm; dudley observatory; ueber die; die bahn</div>
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Dudley Observatory</div>
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