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Stone description: porous
| Wall Number Sort descending | Country | State | Classification | Source |
|---|---|---|---|---|
| 13RB10 | United States | Ohio | Dolomite | Sandusky |
| 13RB16 | United States | Iowa | Dolomite | Farley |
| 13RB39 | United States | Illinois | Limestone | Columbia |
| 13RB42 | United States | Indiana | Limestone | Bedford |
| 13WE | United States | Ohio | Sandstone | McDermott |
| 14C | United States | Indiana | Limestone | Bedford |
| 14LA12 | United States | Ohio | Dolomite | Yellow Springs |
| 14LA14 | United States | Iowa | Dolomite | Mt. Vernon |
| 14LA16 | United States | Iowa | Dolomite | Stone City |
| 14LA37 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 14LA38 | Hungary | Limestone | Oszlopp | |
| 14La48 | United States | Texas | Limestone | Cedar Park |
| 14LB11 | United States | Ohio | Dolomite | Greenfield |
| 14LB12 | United States | Ohio | Dolomite | Tiffin |
| 14LB16 | United States | Iowa | Dolomite | Clemont |
| 14LB28 | United States | Tennessee | Limestone | Davidson Co. |
| 14LB37 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 14RA12 | United States | Ohio | Dolomite | Tiffin |
| 14ra13 | United States | Ohio | Dolomite | Columbus Grove |
| 14RA14 | United States | Iowa | Dolomite | Ames Station Story Co. |
| 14RA15 | United States | Iowa | Dolomite | Winterset |
| 14RA37 | Hungary | Limestone | Kroisbach | |
| 14RA38 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 14RA48 | United States | Texas | Limestone | Cedar Park |
| 14RA5 | United States | Wisconsin | Dolomite | Buffalo Co. |
| 14RB17 | United States | Iowa | Dolomite | Quarry, Marshall Co. |
| 14RB18 | United States | Iowa | Dolomite | Dixon |
| 14RB4 | United States | Illinois | Dolomite | Kankakee |
| 14RQ | United States | Connecticut | Sandstone | Fair Haven |
| 14WE | United States | Ohio | Sandstone | Amherst |
| 15WE | United States | Ohio | Sandstone | Glenmont |
| 16C | United States | Alabama | Limestone | Rockwood |
| 17WE | United States | Ohio | Sandstone | McDermott |
| 18WE | United States | Ohio | Sandstone | McDermott |
| 19WE | United States | Ohio | Sandstone | McDermott |
| 1RQ | United States | Ohio | Sandstone | Amherst |
| 1WE | United States | Texas | Limestone | Cedar Park |
| 22EE | United States | Ohio | Sandstone | McDermott |
| 23EE | United States | Idaho | Sandstone | Boise |
| 24EE | United States | Ohio | Sandstone | Glenmont |
| 25WE | United States | Ohio | Sandstone | Amherst |
| 26WE | United States | Wyoming | Sandstone | Laramie |
| 28EE | United States | Ohio | Sandstone | McDermott |
| 2c | United States | Alabama | Limestone | Rockwood |
| 2EE | United States | Ohio | Sandstone | Glenmont |
| 2RQ | United States | Ohio | Sandstone | Amherst |
| 2WE | United States | Texas | Limestone | Cedar Park |
| 3C | United States | Texas | Limestone | Cedar Park |
| 3RQ | United States | Ohio | Sandstone | Amherst |
| 4L7 | Australia | Sandstone | New South Wales | |
| 4L8 | Australia | Sandstone | New South Wales | |
| 4L9 | United States | Ohio | Sandstone | Berea |
| 4LB12 | United States | Indiana | Limestone | Salem |
| 4R7 | Australia | Sandstone | New South Wales | |
| 4R8 | Australia | Sandstone | New South Wales | |
| 4R9 | United States | Ohio | Sandstone | Berea |
| 4RB12 | United States | Indiana | Limestone | Salem |
| 4RQ | United States | Ohio | Sandstone | Amherst |
| 5C | United States | Indiana | Limestone | Lawrence Co. |
| 5LA1 | United States | Ohio | Sandstone | Mt. Gilead |
| 5LA10 | United States | Ohio | Sandstone | Sunbury |
| 5LA11 | United States | Ohio | Sandstone | Windham |
| 5LA13 | United States | Ohio | Sandstone | New Lisbon |
| 5LA15 | United States | Ohio | Sandstone | Rockville |
| 5LA16 | United States | Ohio | Sandstone | Windsor |
| 5La17 | United States | Ohio | Sandstone | Wooster |
| 5LA18 | United States | Ohio | Sandstone | Plymouth |
| 5LA19 | United States | Ohio | Sandstone | Mt. Gilead |
| 5La2 | United States | Ohio | Sandstone | Norwalk |
| 5LA28 | United States | Kentucky | Sandstone | Grayson Spgs |
| 5LA3 | United States | Ohio | Sandstone | Peninsula |
| 5LA4 | United States | Ohio | Sandstone | Norwalk |
| 5LA5 | United States | Ohio | Sandstone | Piketon |
| 5LA6 | United States | Ohio | Sandstone | Weller Twp. Richland Co. |
| 5LA7 | United States | Ohio | Sandstone | Millersburg |
| 5La8 | United States | Ohio | Sandstone | Youngstown |
| 5LA9 | United States | Ohio | Sandstone | Piketon |
| 5LB1 | United States | Ohio | Sandstone | N. Hampton |
| 5LB2 | United States | Ohio | Sandstone | Newburgh |
| 5LB27 | Austria | Conglomerate | Lindabrunn | |
| 5Lb3 | United States | Ohio | Sandstone | Zanesville |
| 5LB4 | United States | Ohio | Sandstone | New Philadelphia |
| 5LB5 | United States | Ohio | Sandstone | Newburgh |
| 5LB6 | United States | Ohio | Sandstone | Newark |
| 5RA1 | United States | Ohio | Sandstone | Massillon |
| 5RA10 | United States | Ohio | Sandstone | Berea |
| 5RA11 | United States | Ohio | Sandstone | Lithopolis |
| 5RA12 | United States | Ohio | Sandstone | Euclid |
| 5RA13 | United States | Ohio | Sandstone | Marietta |
| 5RA15 | United States | Ohio | Sandstone | Cambridge |
| 5RA16 | United States | Ohio | Sandstone | Leesville |
| 5RA18 | United States | Ohio | Sandstone | E. Cleveland |
| 5RA19 | United States | Ohio | Sandstone | Mansfield |
| 5RA2 | United States | Ohio | Sandstone | Iberia |
| 5RA3 | United States | Ohio | Sandstone | Bellaire |
| 5RA34 | United States | Connecticut | Conglomerate | Portland |
| 5RA4 | United States | Ohio | Sandstone | Buena Vista |
| 5RA5 | United States | Ohio | Sandstone | Marietta |
| 5RA6 | United States | Ohio | Sandstone | Howard Station Knox Co. |
| 5RA7 | United States | Ohio | Sandstone | Lewis Mills |