Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Iowa Limestone Iowa City 12LA20 25408 y Front Face (South) DSCF0410.jpg
No 12LA20 is:

Description

dark
uneven-gr
compact
siliceous
Devonian


Picture of the Archive Stone:
/archive/front/12la20.jpg
Actual Picture from the Stone Wall: /mid2000/12la20.jpg (63575 bytes)