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Stone description: buff
| Wall Number | Country Sort ascending | State | Classification | Source |
|---|---|---|---|---|
| 20WE | United States | Indiana | Limestone | Bedford |
| 21WE | United States | Indiana | Limestone | Bedford |
| 9Lb17 | United States | Pennsylvania | Sandstone | Homewood |
| 13LA4 | United States | Wisconsin | Dolomite | River Falls Pierce Co. |
| 6LB30 | United States | Kentucky | Sandstone | Cloveport |
| 10RA24 | United States | Kansas | Limestone | Armstrong |
| 22EE | United States | Ohio | Sandstone | McDermott |
| 9LB21 | United States | Ohio | Sandstone | Twinsburg |
| 13LB11 | United States | Ohio | Dolomite | Covington |
| 6RA14 | United States | Pennsylvania | Sandstone | Fuller |
| 10RA32 | United States | Kansas | Sandstone | Parsons |
| 22WE | United States | Indiana | Limestone | Bedford |
| 9LB32 | United States | New York | Quartzite | Fort Ann |
| 13LB13 | United States | Iowa | Limestone | Mason City |
| 6RA21 | United States | Ohio | Sandstone | Ridgeville |
| 10RA33 | United States | Kansas | Sandstone | Neodesha |
| 23EE | United States | Idaho | Sandstone | Boise |
| 9RA18 | United States | Pennsylvania | Sandstone | Meadville |
| 13LB21 | United States | Iowa | Limestone | Independence |
| 6RA6 | United States | Pennsylvania | Sandstone | Farrandsville |
| 10RB36 | United States | Missouri | Sandstone | St. Genevieve |
| 24EE | United States | Ohio | Sandstone | Glenmont |
| 9RA20 | United States | Pennsylvania | Sandstone | Uniontown |
| 13LB36 | United States | Utah | Marble | Clinton |
| 6RB21 | United States | Ohio | Sandstone | Marietta |
| 11LA13 | United States | Missouri | Dolomite | Booneville |
| 25EE | United States | Minnesota | Limestone | Mankato |
| 9RA22 | United States | Ohio | Sandstone | Newark |
| 13ra10 | United States | Ohio | Dolomite | Bellefountaine |
| 7EE | United States | Ohio | Sandstone | McDermott |
| 11LA20 | United States | Iowa | Limestone | Bristow |
| 29EE | United States | Indiana | Limestone | Bedford |
| 9RA33 | United States | Minnesota | Sandstone | Jordan |
| 13RA14 | United States | Iowa | Dolomite | Dixon Sta. |
| 7L20 | United States | Ohio | Sandstone | Glenmont |
| 11LB27 | United States | Arkansas | Quartzite | Bald Knob |
| 2EE | United States | Ohio | Sandstone | Glenmont |
| 9RA36 | United States | West Virginia | Sandstone | Kingwood |
| 13RA15 | United States | Iowa | Dolomite | Ames Station Story Co. |
| 7LA19 | United States | Ohio | Sandstone | Akron |
| 11RA11 | United States | Missouri | Dolomite | Sedalia |
| 33WE | United States | Indiana | Limestone | Bedford |
| 13RA19 | United States | Iowa | Limestone | Macedonia |
| 11RA19 | United States | Iowa | Limestone | Montour |
| 3EE | United States | Pennsylvania | Sandstone | Curwensville |
| 13RA23 | United States | Kansas | Limestone | Augusta |
| 7LB31 | United States | Colorado | Sandstone | Fort Collins |
| 11RB15 | United States | Iowa | Dolomite | Lansing |
| 3RQ | United States | Ohio | Sandstone | Amherst |
| 9RB12 | United States | Iowa | Limestone | Independence |
| 13RA27 | United States | Tennessee | Limestone | Nashville |
| 7R21 | United States | Ohio | Sandstone | Glenmont |
| 9RA37 | Spain | Sandstone | Murcia | |
| 9RA38 | Spain | tuff | Alamazanon | |
| 8LB36 | Scotland | Sandstone | Thurso | |
| 7RA1 | Portugal | Limestone | Covoes, Coimbra | |
| 9RB42 | Portugal | Sandstone | St. Miguel, Coimbra | |
| 10LA40 | Mexico | Tuff | Zacatecas State | |
| 4LB19 | Italy | Limestone | Leghorn | |
| 12LA26 | Italy | Travertine | Tivoli | |
| 12RA25 | Italy | Travertine | Tivoli | |
| 10LA29 | Italy | Travertine | Tivoli | |
| 10RA28 | Italy | Travertine | Tivoli |