Negretti and Zambra reversing thermometer descending prior to obtaining reading
at desired depth. Sigsbee deep water sampling bottle on right. P. 156.
In: "Aus den Tiefen des Weltmeeres" by Carl Chun, 1903. Call No. Q115.V15 1903.
Image ID: ship3342, Voyage To Inner Space - Exploring the Seas With NOAA Collect