Links to related information on other sites:
Fossil Vertebrates as Radon Source: Health Update (Conserve-O-Gram 2/5) - (An Adobe PDF file)
http://www.cr.nps.gov/museum/publications/ conserveogram/02-05.pdf
Fossil Vertebrates as Radon Source: Health Update (Conserve-O-Gram 2/5) - (An Adobe PDF file)
http://www.cr.nps.gov/museum/publications/ conserveogram/02-05.pdf