5x DINOSAUR EXTINCTIONS. CHICXULUB Crater DRILLING +++ PERFECT for Sale

5x DINOSAUR EXTINCTIONS. CHICXULUB Crater DRILLING +++ PERFECT For Sale

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5x DINOSAUR EXTINCTIONS. CHICXULUB Crater DRILLING +++ PERFECT:
$17.90

SEE ALL of my other DINOSAUR and PALEONTOLOGY collections IN THIS sale … ALL FREE SHIP. This 5-LOT includes TWO magazines: SCIENTIFIC AMERICAN, March 2016 and SCIENCE NEWS, February 4, 2017 ( 15-pages total). Plus, 4-pages carefully removed from other scientific magazines. ALL with ILLUSTRATED articles relating to UNRAVELING the CAUSES of the EXTINCTIONS of the DINOSAURS and the GREAT PERMIAN EXTINCTION … 19-pages total. HIGHLIGHTS include: DRILLING into the CHICXULUB IMPACT CRATER … MEGA-VOLCANIC LAVA FLOWS in Siberia and India.