#72 |
#71 |
#65 |
#75 |
#79 |
#85 |
#91 |
#90 |
#92 |
#93 |
#94 |
#95 |
#98 This is the drill bit
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#99 Rock Core head-in |
This is the Logo for the National Ice Core Laboratory in Boulder, Colorado. |
#39 Core Samples of Rock |