How to Use a Computerized Telescope: Practical Amateur Astronomy - Michael A. Covington - Google Books

https://books.google.de/books?id=kdUinnlYh8UC&pg=PA92#v=onepage

How to Use a Computerized Telescope describes how to get a computerized telescope up-and-running, and how to embark on a program of observation. Michael Covington explains in detail how the sky moves, how a telescope tracks it, and how to get the most out…