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This is a reproduction of a book published before 1923. This book may have occasional imperfections
such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact,
or were introduced by the scanning process. We believe... Read Full Overview

This textbook is an essential resource for all students of astronomy. Covering the fundamental principles of astronomy along with practical applications, it is accessible to beginners while still containing in-depth knowledge for advanced students.

This work has been... Read Full Overview

This textbook is an essential resource for all students of astronomy. Covering the fundamental principles of astronomy along with practical applications, it is accessible to beginners while still containing in-depth knowledge for advanced students.

This work has been... Read Full Overview

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original... Read Full Overview

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original... Read Full Overview

This scarce antiquarian book is a facsimile reprint of the original. Due to its age, it may contain imperfections such as marks, notations, marginalia and flawed pages. Because we believe this work is culturally important, we have made it available as part of our commitment for... Read Full Overview