Lightkeeper orienting lights for distant observers. Tower at Station Northome. Osborne at lights, Caouette recording, Tryon at tent. Triangulation party of Carl I. Aslakson
Photo Category: Geodesy - Triangulation - Towers - Bilby Steel
Photo Location: Minnesota, Koochiching County
Photo Date: 1934
| Added On | 18th October 2015 |
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