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Stone description: Lower Silurian
| Wall Number | Country Sort descending | State | Classification | Source |
|---|---|---|---|---|
| 14RA27 | United States | Tennessee | Limestone | Nashville |
| 9La8 | United States | Vermont | Marble | Southerland Falls |
| 11RB18 | United States | Vermont | Marble | W. Rutland |
| 13RA7 | United States | Minnesota | Dolomite | Mankato |
| 7La14 | United States | Pennsylvania | Limestone | Wernersville |
| 10La8 | United States | Pennsylvania | Dolomite | Easton |
| 12RB3 | United States | Vermont | Marble | E. Dorset |
| 14RA5 | United States | Wisconsin | Dolomite | Buffalo Co. |
| 9LB15 | United States | Massachusetts | Marble | Stockbridge |
| 11RB19 | United States | Vermont | Marble | W. Rutland |
| 13RB1 | United States | Vermont | Marble | Pittsford |
| 7La15 | United States | Pennsylvania | Limestone | Lebanon |
| 10LB10 | United States | Vermont | Marble | Southerland Falls |
| 12RB30 | United States | New York | Marble | Chazy |
| 14RA6 | United States | Wisconsin | Dolomite | Neenah |
| 9Lb2 | United States | Tennessee | Marble | Rogersville |