Professor Thoulet explaining sounding operations to a lady of the entourage of
King Alphonse XIII of Spain. Plate VI, print 2.
In: "Results of the Scientific Campaigns of the Prince of Monaco." Vol. 89.
Image ID: ship4578, Voyage To Inner Space - Exploring the Seas With NOAA Collect Photo Date: 1903 July Photographer: J. Richard Credit: NOAA Rice Library of the National Centers for Coastal Ocean Science