When AUTOLABEL is used, the SYMBOL statement controls the labels and attributes of contour lines. In this example, SYMBOL1 defines a text label for the lowest contour level. Each remaining contour ...

Contour lines are lines that join up areas of equal ... There are too many features to label everything using text, so we use map symbols. Map symbols can include letters, coloured areas, pictures ...

How tough is it going to feel to walk the route? And that’s where you need to look for contour lines. Maps are often full of these lines which connect points of equal height. The height is ...