Since .rar is a proprietary archive format, you will need a third-party utility to extract its contents:
: You can use the official WinRAR tool or free alternatives like 7-Zip . 46071.rar
The ID is also a catalog number used by the Naval History and Heritage Command . it likely contains shapefiles
: Apps like The Unarchiver (macOS) or RAR (Android/iOS) are standard choices for these files. 46071.rar
: If you downloaded this from a mapping or demographic site, it likely contains shapefiles, CSVs, or population statistics for the Thorntown area. 2. Naval History Archive (NH 46071)