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Stone description: Lower Silurian
| Wall Number | Country Sort ascending | State | Classification | Source |
|---|---|---|---|---|
| 13RA1 | United States | Vermont | Marble | New Haven |
| 4RA18 | United States | Vermont | Marble | Southerland Falls |
| 10LA14 | United States | Vermont | Marble | Southerland Falls |
| 12RB10 | United States | Pennsylvania | Dolomite | Williams's Station Berk's Co. |
| 14LB42 | United States | Maryland | Marble | Cockeysville |
| 8RB4 | United States | Tennessee | Marble | Cleveland |
| 11RA13 | United States | Missouri | Dolomite | De Soto |
| 13RA17 | United States | Vermont | Marble | Dorset Mt. |
| 4RA20 | United States | Vermont | Marble | Center Rutland |
| 10La15 | United States | Vermont | Marble | W. Rutland |
| 12RB18 | United States | Vermont | Marble | W. Rutland |
| 14LB5 | United States | Tennessee | Marble | Calhoun |
| 8RB45 | United States | Wisconsin | Sandstone | Packwaukee |
| 11RA17 | United States | Vermont | Marble | Southerland Falls |
| 13RA28 | United States | Tennessee | Marble | Meadow |
| 4RA21 | United States | Vermont | Marble | Center Rutland |