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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 is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely... Read Full Overview

""A Practical Course In Horology"" by Harold Caleb Kelly is a comprehensive guide to the study of horology, the science of timekeeping and clockmaking. This book is designed to provide a practical and hands-on approach to learning about the mechanisms and workings of clocks and... 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 is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely... Read Full Overview