Filled in from the highest named peak near the middle of the frame, or else its main town.
In spaced capitals on the largest open stretch of one layer, as large as fits.
A small wooden panel glued on top in the lowest corner, with the name, region, position, highest and lowest points, relief and land area.
Highway shields (US 6, MA 28…) on the engraved roads, where the map has their numbers.
Country and state borders as dashed lines, with each state's (or country's) name in spaced capitals on its land.
Small engraved trees across national and state parks and forests.
Rivers and canals engraved as fine lines.