Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Pennsylvania Sandstone Black Walnut 6RB8 27032/1 y Front Face (South) Dscf0106.jpg
No 6RB8 is:

Description

light blue gray
fine grain
porous
Devonian


Picture of the Archive Stone:
/archive/front/6rb8.jpg
Actual Picture from the Stone Wall: /mid2000/6rb8.jpg (63575 bytes)