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October 21, 2009
October 21, 2009
Sampling Arctic Ocean Water
Photograph by Fridtjof Nansen
This Month in Photo of the Day: Images from the National Geographic Archive
Fridtjof Nansen takes a reading of deep Arctic Ocean water temperature as part of the expedition's scientific work. Astronomical, meteorological, and oceanographic data were consistently collected.
From the National Geographic book National Geographic Image Collection.
