The tag "historic=stone" is a generic key for all kinds of stones, which are too small, e.g., for " historic=memorial " or by her origin and meaning nobody "historic= wayside_cross" or '"historic= wayside_shrine " is justified.
Place holder for not identifiable stones.
The further classification of these stones is done in addition to be tag "description=*"
In addition, you can be registered so that the stones were also so only are to be found in certain regions such as the Rittersteine in Rheinland-Pfalz(Germany) , or the Sühnesteine in Europe, or the Pictish stones in Scotland.
- This Map - geschichtskarten.openstreetmap.de/historische_objekte - shows historic Objekts in the OSM database.
- here you can find a JOSM-Template - Presets/Historic_Stone