Macdougall, J. D.,  1944- <br/><br/>
Nature's clocks  how scientists measure the age of almost everything /  [electronic resource] : 
Doug Macdougall. 
 - Berkeley :  University of California Press,  c2008. 
 - xi, 271 p. :  ill. 
<br/><br/>Includes bibliographical references (p. 257-263) and index. 
<br/><br/>No vestige of a beginning-- -- Mysterious rays -- Wild Bill's quest -- Changing perceptions -- Getting the lead out -- Dating the boundaries -- Clocking evolution -- Ghostly forests and Mediterranean volcanoes -- More and more from less and less. 
<br/><br/><br/>Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>
<br/><br/><label>Nat. Bib. No.: </label>GBA847934  bnb 
<br/><br/><label>Nat. Bib. Agency Control No.: </label> Uk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geochronometry.<br/>Geological time.<br/>Radioisotopes in geology.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QE508  / .M27 2008 
<br/><br/><label>Dewey Class. No.: </label>551.7/01