The message in the rocks ( videorecording). - British Broadcasting Corporation (London : BBC Enterprises, 1980)
Delves into the mystery of how our planet was formed and how it evolved into its present structure. Examines how clues to the earth's origins may be found in meteorites found in fossils in the Antartic dating back 3.5 billion years and in masses of ancient bacteria found at Mt. St. Helens.
Keywords: Historical geology; Earth -- Origin