1:50,000. COUNTY MAPS AT THIS SCALE CORRESPOND CLOSELY IN CONTENT TO THE 1:24,000-SCALE QUADRANGLE MAPS ( FANCY WAY OF SAYING THE BASIC TOPOMAP ), HOWEVER, SOME COUNTY MAPS HAVE CONTOURS IN METERS; THESE MAPS ARE ALSO DERIVED FROM THE 1:24,000-SCALE MAPS. ( 1 INCH=2000 FT )

1:100,000. COUNTY MAPS AT THIS SCALE SHOW LESS DETAIL BECAUSE OF SPACE RESTRICTIONS AT THE SMALLER SCALE.

SHADED RELIEF MAPS ARE PUBLISHED IN CONJUNCTION WITH CERTAIN EDITIONS OF TOPOMAPS TO ACCENTUATE PHYSIOGRAPHIC FEATURES OF SPECIAL INTEREST AND FOR SOME STATE, ANTARTIC AND NATIONAL PARKS MAPS. THESE MAPS USE SHADED RELIEF, AS WELL AS CONTOUR LINES, TO REPRESENT THE SHAPE OF THE TERRAIN.

THE PICTORAL EFFECT OF SUCH MAPS IS EMPHASIZED BY RELIEF SHADING WHICH IS A HALFTONE OVERPRINT THAT SIMULATES THE APPEARANCE OF SUNLIGHT AND SHADOWS ON THE TERRAIN AND CREATES THE ILLUSION OF THREE DIMENSIONAL TOPOGRAPHY.

THE PRICING STRUCTURE FOR COUNTY AND SHADED RELIEF MAPS IS THE SAME AS TOPOGRAPHICAL MAPS WHICH IS LISTED ON THE HOMEPAGE.

THE ORDERING PROCESS IS ALSO THE SAME AS TOPOGRAPHICAL MAPS WHICH IS SIMPLY SCROLL DOWN TO OUR E-MAIL ADDRESS AND CLICK ON IT AND TELL US WHAT YOUR LOOKING FOR AND WE'LL TELL YOU WHATS AVAILABLE.