Biographies from the 1930s
🔬 Carl Sagan (1934-1996) - Contributions to the understanding of the cosmos.
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Further Reading
Carl Sagan and the Quest for Life in the Universe | AMNH (amnh.org)
Carl Sagan - Wikipedia (wikipedia.org)
Carl Sagan - Biography, Facts and Pictures - Famous Scientists (famousscientists.org)
What were Carl Sagan's enduring contributions to science? - Quora (quora.com)
10 Cool Things About Carl Sagan - Science | HowStuffWorks (howstuffworks.com)
Carl Sagan | Biography, Education, Books, Cosmos, & Facts (britannica.com)
Tribute to Carl Sagan (1934-1996) by Jeffrey W. Mason - LinkedIn (linkedin.com)
Carl Sagan and the Cosmos: How His Contributions Changed ... (discovermagazine.com)
Top 10 scientists 2 - Carl Sagan (1934-1996) was a renowned ... (studocu.com)