A QUANTITATIVE SYSTEM FOR CLASSIFYING LANDFORMS Open PDF Document Details Document Type Technical Report Publication Date Feb 01, 1960 Accession Number AD0233221 Entities People Joan Snell Walter Wood Tags Communities of Interest Ground and Sea Platforms Materials and Manufacturing Processes DTIC Thesaurus Topics Central Europe Diameters Elevation Environmental Protection Europe Geography Grain Size Intervals Landforms Maps Measurement Military Equipment Mountains Ridges Terrain Topographic Maps Topography