This map is one of the 18 large hex maps which constitute the Judges Guild Wilderlands setting.
Map 1 contains the area around the City State of the Invincible Overlord. The map itself accompanies the Wilderlands of High Fantasy product. See that product for more details.
Map 1 of 18
Note: these pdfs are scans of 20-year old maps originally on brown paper. Some scans may contain blotched or dark sections or extraneous pencil or pen marking. They are the best scans available of these old products.