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C. Balarama Murty (left) holding a Nansen bottle and Jan B. Lawson (right) of the Scripps Institution of Oceanography's Swan Song Expedition (1961), clamping a Nansen bottle to the line to collect a water sample aboard the R/V Argo. This expedition explored the North Pacific at the equator and Eastern Tropical Pacific on the research ship Argo. The expedition collected large water samples for analysis, studied the Cromwell Current (Pacific Equatorial Undercurrent), and undertook a limited biological program for the Inter-American Tropical Tuna Commission. 1961.

C. Balarama Murty (left) holding a Nansen bottle and Jan B. Lawson (right) of the Scripps Institution of Oceanography's Sw...