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![Figure 22 ship4025.jpg Figure 22](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship4025.jpg?itok=-Lzs7l1J)
Description
Figure 22. Current indicator designed by Georges Aime in 1845. Top: view of theassembled unit; bottom image, view of the interior workings. Although Aimedesigned this instrument, it was constructed for use by Admiral Carl Irmingerand used to measure currents of the Atlantic from the Danish bark Ornen offMadeira in 1847 at a depth of 632 meters. (Image credit: Oceanographic Museum of Monaco | D. Mille)