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Stone description: porous
| Wall Number Sort descending | Country | State | Classification | Source |
|---|---|---|---|---|
| 10C | United States | Indiana | Limestone | Bloomington |
| 10EE | United States | Ohio | Sandstone | Amherst |
| 10LA11 | United States | Ohio | Dolomite | Lima |
| 10LA18 | United States | Iowa | Limestone | Marshalltown |
| 10LA25 | United States | Kansas | Limestone | Greeley |
| 10LA38 | Mexico | Dacite | Mexico State | |
| 10LA50 | Canada | Sandstone | Sackville, New Brunswick | |
| 10La9 | United States | Kansas | Dolomite | Marion Center |
| 10Lb19 | United States | Pennsylvania | Sandstone | Stoop's Ferry |
| 10LB20 | United States | Ohio | Sandstone | Lancaster |
| 10Lb37 | United States | West Virginia | Sandstone | Grafton |
| 10LB38 | United States | Colorado | Sandstone | Fremont Co.- Ark. River |
| 10Lb46 | United States | Wisconsin | Sandstone | Mauston |
| 10Lb47 | United States | Wisconsin | Sandstone | Mauston |
| 10RA13 | United States | Ohio | Dolomite | White House |
| 10RA14 | United States | Ohio | Dolomite | Van Wert |
| 10RA15 | United States | Ohio | Dolomite | White House |
| 10RA22 | United States | Kansas | Limestone | Smoky Hill Reservation |
| 10RA24 | United States | Kansas | Limestone | Armstrong |
| 10RA31 | United States | Kansas | Sandstone | Parsons |
| 10RA32 | United States | Kansas | Sandstone | Parsons |
| 10RB14 | United States | Indiana | Limestone | Stinesville |
| 10RB22 | United States | Ohio | Sandstone | Warren |
| 10RB29 | United States | New York | Sandstone | Medina |
| 10RB31 | United States | Texas | Sandstone | Mormon Mills |
| 10RB32 | United States | Colorado | Sandstone | Fort Collins |
| 10RB36 | United States | Missouri | Sandstone | St. Genevieve |
| 10RB48 | United States | Wisconsin | Sandstone | Ableman |
| 10RQ | United States | Connecticut | Sandstone | Fair Haven |
| 10WE | United States | Ohio | Sandstone | Amherst |
| 11C | United States | Indiana | Limestone | Lawrence Co. |
| 11EE | United States | Ohio | Sandstone | Glenmont |
| 11LA15 | United States | Iowa | Dolomite | Clinton |
| 11LA16 | United States | Iowa | Dolomite | Anamosa |
| 11LA2 | United States | Michigan | Dolomite | Raisinville |
| 11LA33 | United States | Ohio | Limestone | Lumberton |
| 11La38 | United States | Tennessee | Sandstone | Parksville |
| 11La40 | United States | Tennessee | Sandstone | Sewanee |
| 11LA6 | United States | Minnesota | Dolomite | Kasota |
| 11LB11 | United States | Ohio | Dolomite | Riley Twp. Putnam Co. |
| 11LB12 | United States | Ohio | Dolomite | Eaton |
| 11LB22 | United States | Kansas | Limestone | Cottonwood |
| 11LB22 | United States | Kansas | Limestone | Cottonwood |
| 11LB26 | United States | Iowa | Sandstone | Lewis |
| 11LB28 | Scotland | Sandstone | Ballochmyle | |
| 11LB29 | United States | Missouri | Sandstone | Jones Station Ralls Co. |
| 11LB30 | United States | Missouri | Sandstone | Butler |
| 11LB31 | United States | Kansas | Sandstone | Pawnee |
| 11Lb32 | United States | Utah | Sandstone | Red Butte |
| 11Lb35 | United States | Virginia | Sandstone | Saltville |
| 11LB41 | United States | Washington | Sandstone | Bellingham |
| 11LB45 | United States | Kentucky | Sandstone | Whitney Co. |
| 11Ra25 | United States | Kansas | Limestone | Cottonwood |
| 11RA27 | United States | Kansas | Limestone | Cottonwood |
| 11RA37 | United States | Tennessee | Sandstone | Sewanee |
| 11RA38 | United States | Tennessee | Sandstone | Ducktown |
| 11RB15 | United States | Iowa | Dolomite | Lansing |
| 11RB26 | United States | South Dakota | Sandstone | Hot Springs |
| 11RB29 | United States | Virginia | Sandstone | Manassas |
| 11RB33 | United States | Oregon | Sandstone | Jacksonville |
| 11RB34 | United States | Oregon | Sandstone | Dallas |
| 11RB45 | United States | New Mexico | Sandstone | Las Vegas |
| 11RB9 | United States | Kansas | Dolomite | Marion Center |
| 11WE | United States | Ohio | Sandstone | Amherst |
| 12LA10 | United States | Ohio | Dolomite | Euphemia |
| 12LA11 | United States | Ohio | Dolomite | Pt. Marblehead |
| 12LA16 | United States | Iowa | Dolomite | Maquoketa |
| 12LA35 | United States | Indiana | Limestone | Spencer |
| 12LA8 | United States | Minnesota | Dolomite | Frontenac |
| 12LB14 | United States | Missouri | Dolomite | Osage |
| 12LB22 | United States | Kansas | Limestone | Junction City |
| 12LB35 | United States | Indiana | Limestone | Bedford |
| 12RA1 | United States | Indiana | Limestone | Bedford |
| 12RA13 | United States | Ohio | Dolomite | Lima |
| 12RA16 | United States | Iowa | Dolomite | Farley |
| 12RA32 | United States | Indiana | Limestone | Salem |
| 12RA36 | United States | Kentucky | Limestone | Garrett |
| 12RB40 | United States | Alabama | Limestone | Turks Cave |
| 12WE | United States | Ohio | Sandstone | McDermott |
| 13LA12 | United States | Ohio | Dolomite | Freemont |
| 13LA13 | United States | Iowa | Dolomite | Iowa Falls |
| 13LA36 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 13La45 | United States | Kentucky | Limestone | Frankfort |
| 13LA5 | United States | Wisconsin | Dolomite | La Crosse |
| 13LB10 | United States | Ohio | Dolomite | Springfield |
| 13LB29 | Italy | Limestone | Leghorn | |
| 13ra10 | United States | Ohio | Dolomite | Bellefountaine |
| 13RA11 | United States | Ohio | Dolomite | Springfield |
| 13RA14 | United States | Iowa | Dolomite | Dixon Sta. |
| 13RA16 | United States | Iowa | Dolomite | Stone City |
| 13RA18 | United States | Iowa | Limestone | Vinton |
| 13RA22 | United States | Missouri | Sandstone | Miami Station Carroll Co. |
| 13RA23 | United States | Kansas | Limestone | Augusta |
| 13RA24 | United States | Kansas | Limestone | Douglass |
| 13RA31 | Austria | Marble | Sterzing | |
| 13RA35 | Spain | Limestone | Murcia, Murcia | |
| 13RA36 | Hungary | Limestone | Breitenbrunn | |
| 13RA43 | United States | Kentucky | Limestone | Hopkinsville |
| 13RA47 | United States | Alabama | Limestone | Rockwood |
| 13RA7 | United States | Minnesota | Dolomite | Mankato |