| Wall Number Sort descending | Country | State | Classification | Source | 
|---|---|---|---|---|
| 11LB26 | United States | Iowa | Sandstone | Lewis | 
| 11RA20 | United States | Texas | Marble | San Saba | 
| 11RB3 | United States | Texas | Limestone | Austin | 
| 12LA4 | United States | Texas | Limestone | Austin | 
| 13LA26 | United States | Texas | Limestone | San Saba | 
| 13Lb26 | United States | Texas | Limestone | Austin | 
| 14Lb27 | United States | Texas | Limestone | Round Rock | 
| 7LA31 | United States | Colorado | Sandstone | Fort Collins | 
| 7LA41 | United States | Montana | Sandstone | Columbus | 
| 8LA43 | United States | Montana | Sandstone | Columbus | 
| 8LB43 | United States | Montana | Sandstone | Columbus | 
| 8RA43 | United States | Montana | Sandstone | Columbus | 
| 8RB42 | United States | Montana | Sandstone | Columbus | 
| 8RB43 | United States | Montana | Sandstone | Columbus |