The sounder - referring to the measuring of the amplitude of the echoing sound waves. The Alexander Agassiz Expedition (1907) was the first expedition of the Scripps Institution of Oceanography. From the Cruise of the Alexander Agassiz photographic album: November 1907.

• November 1907

• Alexander Agassiz (Schooner)

This digital image is a surrogate of an item from the Cruise of the Agassiz Photographs, November 1, 1907

• Oceanographic research ships
• Scientific Expeditions
• Ships

• image

• UC Regents

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2022-08-19