Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Stone description: gray
| Wall Number | Country Sort descending | State | Classification | Source |
|---|---|---|---|---|
| 12LA27 | Italy | Marble | Serravezza | |
| 4L1 | Italy | Marble | Carrara | |
| 4R1 | Italy | Marble | Carrara | |
| 12RA26 | Italy | Marble | Serravezza | |
| 9RA32 | Italy | Sandstone | Leghorn | |
| 11LA29 | Italy | Marble | Serravezza | |
| 11LB25 | Italy | Sandstone | Leghorn | |
| 1L14 | Italy | Marble | Carrara | |
| 1R14 | Italy | Marble | Carrara | |
| 11RA33 | Italy | Marble | Serravezza | |
| 10RB35 | Mexico | Pumice | San Juan, Pueblo State | |
| 8LB1 | Portugal | Marble | Alvrite, Coimbra | |
| 8RA2 | Portugal | Limestone | Freguesias, Coimbra | |
| 9LA15 | Siam (Thailand) | Marble | ? | |
| 10RB28 | United States | Maine | Granite | Somesville Mt. Desert |
| 14LB28 | United States | Tennessee | Limestone | Davidson Co. |
| 5LB18 | United States | Massachusetts | Granite | Gloucester |
| 6LB39 | United States | Ohio | Sandstone | Youngstown |
| 8EE | United States | Ohio | Sandstone | Amherst |
| S2-145 | United States | Alaska | Marble | Tokeen |
| 10LA33 | United States | Maine | Granite | Vinal Haven |
| 11WE | United States | Ohio | Sandstone | Amherst |
| 3LQ | United States | Missouri | Limestone | Carthage |
| 5RB21 | United States | North Carolina | Granite | Toisnot |
| 7LA42 | United States | New Hampshire | Granite | W. Concord |
| 9Lb37 | United States | Oregon | Sandstone | Forest Grove |
| 10RB31 | United States | Texas | Sandstone | Mormon Mills |
| 14LB48 | United States | Missouri | Limestone | Carthage |
| 5LB2 | United States | Ohio | Sandstone | Newburgh |
| 6LB40 | United States | Maryland | Granite | Woodstock |
| 8La11 | United States | Illinois | Limestone | Belknap |
| S2-148 | United States | Georgia | Marble | Tate |
| 10LA34 | United States | Maine | Granite | St. Thomaston |
| 12EE | United States | Indiana | Limestone | Bedford |
| 5RB22 | United States | North Carolina | Granite | Mt. Monroe |
| 7LA43 | United States | Wisconsin | Quartzite | Waterloo |
| 9Lb39 | United States | Oregon | Diabase | Albany region |
| 14R49 | United States | Missouri | Limestone | Phenix |
| 5LB20 | United States | North Carolina | Gneiss | Jamestown |
| 6LB41 | United States | South Carolina | Granite | Edgefield Co. |
| 8LA16 | United States | Kentucky | Limestone | Springfield |
| S2-156 | United States | Tennessee | Marble | Knoxville |
| 10LA43 | United States | New Hampshire | Granite | Rumney |
| 12LA14 | United States | Missouri | Limestone | Kansas City |
| 3r5 | United States | New York | Marble | Moriah |
| 5RB23 | United States | North Carolina | Granite | Mooresville |
| 9LB43 | United States | Washington | Sandstone | Tenino |
| 10RB40 | United States | Maryland | Granite | Gwynn Falls |
| 5LB23 | United States | North Carolina | Granite | Davidson College |
| 6LB44 | United States | New Hampshire | Granite | Troy |
| 8La19 | United States | Pennsylvania | Diabase | Goldsboro |
| S2-157 | United States | Tennessee | Marble | Knoxville |
| 10LA44 | United States | New Hampshire | Granite | Concord |
| 5RB36 | United States | Connecticut | Granite | W. Norfolk |
| 7Lb18 | United States | Pennsylvania | Gneiss | Chester |
| 9RA10 | United States | Iowa | Limestone | Ottumwa |
| 10RB44 | United States | New Hampshire | Granite | Durham |
| 14RB1 | United States | Indiana | Dolomite | Bluffton |
| 6LB6 | United States | Pennsylvania | Sandstone | Prospect |
| 8LA21 | United States | Ohio | Sandstone | Steubensville Jefferson Co. |
| S2-159 | United States | Tennessee | Marble | Knoxville |
| 10LA46 | United States | New Hampshire | Granite | Fitzwilliams |
| 12LB12 | United States | Kentucky | Dolomite | Louisville |
| 4LA17 | United States | Vermont | Marble | W. Rutland |
| 5RB38 | United States | North Carolina | Granite | Winston |
| 7LB22 | United States | North Carolina | Gneiss | Shelby |
| 9RA12 | United States | Iowa | Limestone | Iowa City |
| 10RB6 | United States | Missouri | Limestone | Bear Creek Marion Co. |
| 14RB14 | United States | Iowa | Limestone | Le-Grand |
| 5LB28 | United States | California | Tuff | Cordelia |
| 6LB9 | United States | Pennsylvania | Sandstone | Baden |
| 8LA22 | United States | Massachusetts | Diabase | Somerville |
| S2-160 | United States | Tennessee | Marble | Knoxville |
| 10LB12 | United States | Kansas | Dolomite | Topeka |
| 12LB16 | United States | Iowa | Dolomite | Cedar Falls |
| 4LB21 | United States | Massachusetts | Granite | Fitchburg |
| 5RB39 | United States | Maryland | Granite | Montrose |
| 7LB24 | United States | Maine | Granite | Pownal |
| 9RA13 | United States | Kansas | Limestone | Lane |
| 10WE | United States | Ohio | Sandstone | Amherst |
| 14RB20 | United States | Iowa | Limestone | Winterset |
| 5LB29 | United States | California | Basalt | Bridgeport |
| 6RA12 | United States | Pennsylvania | Sandstone | Lucesco |
| 8LA37 | United States | Missouri | Sandstone | Warrensburg |
| S2-162 | United States | North Carolina | Marble | Murphy |
| 10LB17 | United States | Pennsylvania | Soapstone | Montgomery Co. |
| 12LB20 | United States | Vermont | Marble | W. Rutland |
| 5RB4 | United States | Ohio | Sandstone | Bellaire |
| 7LB28 | United States | Kentucky | Sandstone | Taylor Co. |
| 9RA16 | United States | Minnesota | Limestone | St. Paul |
| 11C | United States | Indiana | Limestone | Lawrence Co. |
| 14RB3 | United States | Illinois | Dolomite | Chicago |
| 5LB35 | United States | Connecticut | Gneiss | Lyme |
| 6RA17 | United States | Pennsylvania | Sandstone | Greensburgh |
| 8LA6 | United States | New York | Limestone | Louisville |
| S2-4 | United States | Indiana | Limestone | Bedford |
| 10Lb19 | United States | Pennsylvania | Sandstone | Stoop's Ferry |
| 4RA17 | United States | Vermont | Marble | W. Rutland |
| 5RB40 | United States | South Carolina | Granite | Columbia |
| 7LB29 | United States | California | Sandstone | Livermore |