Ensign Marty Conricote checking an ADR water-level gauge on Lake Superior. The gauge to the left was operated by the U.S. Army Corps of Engineers. These gauges were in a Lake Superior harbor.
Photo Location: Wisconsin
Photo Date: 1983
| 640 x 425 | 38.04 KB | |
| 1280 x 850 | 135.93 KB | |
| 1920 x 1274 | 299.01 KB | |
| 3000 x 1990 | 829.02 KB | 
| Added On | 16th October 2015 | 
| Viewed | 5 viewed |