Figure 4. Stevenson dynanometer, designed by the Scotch engineer Thomas Stevenson in 1843. This instrument measured the pressure exerted by waves on a vertical surface. He used this instrument to measure the pressure of waves at the lighthouse at Skerryvore where pressures close to 30 tons per square meter were observed.
Photo Category: Oceanography
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| Added On | 18th October 2015 |
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