Figure 11. Lightning sounder, designed in 1866 by Lieutenant Charles C. P. Fitz gerald, RN. This model was used on the LIGHTNING during the Faroe Islands expedition of 1868. It was used for systematic sounding operations in depths up to 1189 meters and according to Charles Wyville Thomson, a mission participant, it never failed despite its primitive and unlikely appearance.
Photo Category: Oceanography - Historical instruments
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Added On | 18th October 2015 |
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