A variety of types of equipment and fittings including the lock sounder of the
HIRONDELLE, figures 1 and 2; metallic fish trap with electric lamp devised by
Dr. Regnard, figure 3; spherical floats used for studies of the Gulf Stream,
figures 6 and 7; and detail of a robinette for use with the sounding system,
figure 8. Plate II, left side. "Results of the Scient. Campaign..." Vol. 84.
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