Manhattan Project Shield Window Fragment - SOLD 179g maiasaura These features were created when

These features were created when shipworms ate holes in prehistoric driftwood

the trees could have a diameter of up to 9 feet and stood over 190 feet tall

the Triceratops’ teeth were nestled inside one another

63" handaxe/biface from North Africa and is dated to roughly 12

The creature was part of the Dromaeosauridae family

Manhattan Project Shield Window Fragment - SOLD 179g maiasaura These features were created whenThis specimen is a 179 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,