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Stone description: Lower Silurian
| Wall Number | Country Sort descending | State | Classification | Source |
|---|---|---|---|---|
| 9RB8 | United States | Vermont | Marble | Rutland |
| 12lb39 | United States | Alabama | Limestone | Calera |
| 14La27 | United States | Tennessee | Marble | Rogersville |
| 8LB42 | United States | New Jersey | Sandstone | Quarryville |
| 11LA6 | United States | Minnesota | Dolomite | Kasota |
| 13LB19 | United States | Vermont | Marble | Center Rutland |
| 4LA17 | United States | Vermont | Marble | W. Rutland |
| 12LB4 | United States | Tennessee | Marble | Rogersville |
| 14LA28 | United States | Tennessee | Marble | Knoxville |
| 8Lb5 | United States | Tennessee | Marble | Rogersville |
| 11LA7 | United States | Pennsylvania | Marble | Cedar Hollow Lime Co. |
| 13LB3 | United States | Tennessee | Marble | Calhoun |
| 4La18 | United States | Vermont | Marble | Southerland Falls |
| 12LB8 | United States | Minnesota | Dolomite | Kasota |
| 14LA9 | United States | Pennsylvania | Limestone | Spruce Creek Huntingdon Co. |
| 8RA4 | United States | Tennessee | Limestone | Nolensville Pike |