Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Iowa Limestone Quarry, Marshall Co. 13LA21 25480/1 n y Front Face (South) Dscf0698.jpg
No 13LA21 is:

Description
gray
medium grain
compact
fossiliferous
Lower carboniferous


Picture of the Archive Stone:
/archive/front/13la21.jpg		 Actual Picture from the Stone Wall: /mid2000/13la21.jpg (63575 bytes)