EvilZone
Other => Found it on the Webs => : sakthibruce February 01, 2014, 04:57:03 AM
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Who is carl sagan ? http://en.wikipedia.org/wiki/Carl_Sagan
Course materials : http://loc.gov/item/cosmos000027?loclr=blogadm#about-this-item
Lecture notes : http://loc.gov/item/cosmos000028?loclr=blogadm
A home page http://www.loc.gov/collection/finding-our-place-in-the-cosmos-with-carl-sagan/about-this-collection/#overview?loclr=blogadm