Figure 34. Thermometer used with Pettersson-Nansen insulation bottle. This bottle was a version of the Pettersson bottle with improvements made by Fridtjof Nansen in 1900. This thermometer was fixed to the inside cover of the bottle while a reversing thermometer was mounted on the outside. It was first tested on board the MICHAEL SARS in the Norwegian Sea in 3000 meters in 1900.
Photo Category: Oceanography