1129 Classifying Hills and Valleys in Digitized Terrain Terrence Cronin Landforms may be classified as hills or valleys by observing the elevation-based containment properties of a contour map.
(1129 Classifying Hills and Valleys in Digitized Terrain Terrence Cronin Landforms; may be classified; as hills or valleys) (1129 Classifying Hills and Valleys in Digitized Terrain Terrence Cronin Landforms; by observing; the elevation-based containment properties of a contour map)
1129 Classifying Hills and Valleys in Digitized Terrain Terrence Cronin Landforms 1129 Classifying Hills and Valleys in Digitized Terrain Terrence Cronin Landforms
may be classified by observing
as hills or valleys
the elevation-based containment properties of a contour map