what is the basic rule of contour line drawing

what is the basic rule of contour line drawing. There are some references to what is the basic rule of contour line drawing in this article. If you are looking for what is the basic rule of contour line drawing you've came to the right place. We have posts about what is the basic rule of contour line drawing. You can check it out below.

Showing posts matching the search for what is the basic rule of contour line drawing