Bottom sampling device, detachable weight used during piano-wire sounding operations, and water sampling cup. All these instruments were used in deep-sea sounding operations.
Photo Date: 1915 ca.
409 x 640 | 32.91 KB | |
817 x 1280 | 128.26 KB | |
1901 x 2979 | 754.61 KB |
Added On | 16th October 2015 |
Viewed | 7 viewed |