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Dr. Jonathan M. Berkson (right) and Dr. T.K. Kan (left), researchers from the University of Wisconsin Geophysical and Research Center, map the underside of the sea ice with a sector-scan sonar they placed through a hole drilled through the 10-foot thick sea ice at location in the Arctic Ocean about 340 nautical miles from the North Pole in April 1972. Photo Courtesy of Dr. T. K. Kan.
| Date Taken: | 04.02.1972 |
| Date Posted: | 09.25.2019 09:02 |
| Photo ID: | 5781854 |
| VIRIN: | 190925-G-ZZ999-001 |
| Resolution: | 712x469 |
| Size: | 72.29 KB |
| Location: | WASHINGTON, DISTRICT OF COLUMBIA, US |
| Hometown: | CHAMPAIGN, ILLINOIS, US |
| Web Views: | 55 |
| Downloads: | 2 |
U.S. Coast Guard marine science manager serves nation for 48 years
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