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![Figure 1 ship4371.jpg Figure 1](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship4371.jpg?itok=yaejaAap)
Description
Figure 1. Model of Aime's first wave study instrument, built in 1838 and tested in the anchorage at Algiers the same year at depths of 11 and 18 meters. A wood top furnished with fixed points in the center of a sheet of lead andtilted by the movement of the water left markings in the metal which werecompared to observations made at the surface. (Image credit: Oceanographic Museum of Monaco | Y. Berard)