Picture of Coast and Geodetic Survey Ship SURVEYOR which had been equipped with Submarine Signal Company visual Fathometer. Text notes that the very first operational Fathometer was installed on the Coast and Geodetic Survey Ship LYDONIA in 1924.
Photo Date: 1930
469 x 640 | 54.95 KB | |
938 x 1280 | 192.20 KB | |
1407 x 1920 | 426.43 KB | |
1938 x 2646 | 998.71 KB |
Added On | 16th October 2015 |
Viewed | 5 viewed |