Includes index. Includes bibliographical references and index.
Contents:
The measurement of time -- Astronomical time -- Early recording of time -- Mechanical clocks -- Modern timekeeping -- Time and space -- The age of the universe -- The ages of globular clusters and young stars -- The age of the solar system -- The age of the continents -- The ages of fossils -- The history of life on earth -- The ages of archaeological remains.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.