United States Department of the Interior Geological SurveyState of Minnesota, Department of ConservationSegar, Raymond W., 1914-2000Sherry Lake quadrangle topographic map (N4737.5-W9307.5/7.5) featuring handwritten notations by Ray Segar in pencil and red ink regarding logging railroad lines and camps in the area west of Side Lake. The hand written notations include information on the following: South Ridge Line Railroad and logging camps noted with 'C'.JPEGengUnited States Department of the Interior Geological SurveyPublicCommunicationSherry Lake Quadrangle, Minnesota-Itasca County, 1964: 7.5 Minute Series (Topographic) MapMapsMinnesota--Itasca CountyMinnesota1964University of Minnesota