""Functions and Bases of Time Standards"" by Harold O. Davidson is a comprehensive guide to the principles and practices of timekeeping. The book covers the history of time measurement, the development of modern time standards, and the various types of timekeeping devices used in science, industry, and everyday life. It also explores the role of time in physics, astronomy, and other fields, and discusses the challenges of maintaining accurate and reliable timekeeping systems. The book is aimed at students, researchers, and professionals in the fields of physics, engineering, and computer science, as well as anyone with an interest in the science of timekeeping. It is written in a clear and accessible style, with numerous illustrations and diagrams to help readers understand the concepts and principles involved. Overall, ""Functions and Bases of Time Standards"" is an essential reference for anyone who needs to understand the science of timekeeping and its applications in modern society.Foreword By Matthew A. Payne.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.