Manhattan Project Shield Window Fragment - SOLD 124g mammothteeth Thickness varies as well

Thickness varies as well

though they were often mistaken for fish

isolated populations of woolly mammoths survived on Alaska's St

All specimens will have a layer of aluminized Kapton foil and a layer of fibrous bulk material

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Manhattan Project Shield Window Fragment - SOLD 124g mammothteeth Thickness varies as wellThis specimen is a 124 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,