To get a map of west Virginia I would go to the official state site west Virginia dot Gov. They have a good map with all the famous destinations pointed out with roads.
A good site for finding a map of West Virginia's major roads and cities would be geology.com. It shows all of West Virginia's major interstates and cities, and has different types of map, depending on what you are looking for.
One of the best websites to look at a detailed map of Virginia would be at geology.com/state-map/virginia.shtml. This would be a great website to refer to when looking at the Virginia map.
South of petersburg
Yes. If you Google "Virginia 1800s map" under Images, plenty of pictures should show up.
At a glance Virginia roughly looks like a triangle on the map.
The distance between West Virginia and Pennsylvania on a map is approximately 200 miles.
Richmond is in central Virginia where I-64 and I-95 meet.
Virginia
The coloring of the map will tell a lot. If it is indeed an antique world map, it will more than likely be faded and have a yellowish tint to it. The texture will be rough and one will often be able to feel vein-like ridges in the paper due to how it was created.
Antique maps can be found online at www.rare-map.com and www.gracegalleries.com and www.thisoldhouse.com and www.wardmaps.com and www.rainfall.com and www.amazon.com and www.geographicus.com
You can get this map or any other map at the site google.com/maps