United States Department of the Interior Geological Survey
Date Created:
1957
Description:
Boulder Lake Reservoir NE quadrangle topographic map (N4707.5-W9200/7.5) featuring handwritten notations by Ray Segar in red ink and pencil regarding logging railroad lines and camps in the area south of Markham. The hand written notations include information on the following: Duluth, Northeastern Railroad (DNE) line.
United States Department of the Interior Geological Survey
Date Created:
1953
Description:
Independence quadrangle topographic map (N4652.5-W9222.5/7.5) featuring handwritten notations by Ray Segar in pencil and red ink regarding logging railroad lines and camps in the Independence area. The hand written notations include information on the following; Duluth and Northeastern Railroad Company, and logging camps noted with ‘C’.
United States Department of the Interior Geological Survey
Date Created:
1956
Description:
Pequaywan quadrangle topographic map (N4707.5-W9152/7.5) featuring handwritten notations by Ray Segar in red and blue ink regarding logging railroad lines and camps in the Cloquet Valley State Forest area.
United States Department of the Interior Geological Survey;
Date Created:
1954
Description:
Thompson Lake quadrangle topographic map (N4700-W9200/7.5) featuring handwritten notations by Ray Segar in pencil and red ink regarding logging railroad lines and camps in the Thompson Lake area.