Pinbone wizard
by Melissa Hart, Geophysical Institute
![[Photo: Read caption below]](images/PICO_2.jpg)
Photo courtesy Geophysical Institute
The Geophysical Institute's machine shop designed and produced a drill for the Polar Ice Coring Office, which went through the Greenlandic Ice Sheet to a depth of about one mile, to produce the first continuous ice core sample from that region.
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