In the twenty-first century, we take the means to measure time for
granted, without contemplating the sophisticated concepts on which
our time scales are based. This volume presents the evolution of
concepts of time and methods of time keeping up to the present day.
It outlines the progression of time based on sundials, water
clocks, and the Earth's rotation, to time measurement using
pendulum clocks, quartz crystal clocks, and atomic frequency... more...