Manual of Spherical and Practical Astronomy: Spherical Astronomy

This book is a comprehensive guide to spherical astronomy, covering the basic principles and techniques of observing and calculating the positions and motions of celestial objects. It includes discussions of the Earth's rotation and its effect on the apparent motion of the stars, as well as the use of astronomical instruments like the sextant and the transit circle. With detailed diagrams and mathematical formulas, this book is an essential reference for anyone interested in the practical aspects of astronomy.

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