Manhattan Project Shield Window Fragment - SOLD 132g B croc 59" fossil root from the

59" fossil root from the genus Lepidodendron which was recovered from a coal bed in Kentucky

capping the decades-long eruption of Mount Kīlauea which began in 1983

Within days

For nearly a decade

Or perhaps the culmination of both factors

Manhattan Project Shield Window Fragment - SOLD 132g B croc 59" fossil root from theThis specimen is a 132 gram fragment of a leaded glass shield window installed in the T Plant (221 T) Plutonium Recovery Building, the first and largest of two production bismuth phosphate chemical separations plants used to extract plutonium from fuel rods irradiated in the Hanford Sites reactors. The Plutonium produced here was used in both the Trinity test on July 16, 1945, and in the "Fat Man" atomic bomb used over Nagasaki, Japan on August 9,