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Description
Figure 51 (cont.) The HIRONDELLE II sounding machine used by Prince Albert I of Monaco. During the evolution of this machine, two important changes were madeon the PRINCESS ALICE II which were used on this machine. The power was provided by an electric motor, and the cable passed first through a winch before beingwound on the reel. This machine kept the winch but returned to steam power. (Image credit: Oceanographic Museum of Monaco | Y. Berard)