United States Department of the Interior Geological Survey; State of Minnesota, Iron Range Resources and Rehabilitation Commission
Date Created:
1954
Description:
Silver Bay quadrangle topographic map (N4715-W9115/15) featuring handwritten notations by Ray Segar in pencil and red ink regarding logging railroad lines and camps in the area north and west of Silver Bay.
United States Department of the Interior Geological Survey
Date Created:
1957
Description:
Two Harbors quadrangle topographic map (N4700-W9130/15) featuring handwritten notations by Ray Segar in pencil and red ink regarding logging railroad lines in the area north of Two Harbors.