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Stone classification: Sandstone
| Wall Number Sort ascending | Country | State | Source | Description |
|---|---|---|---|---|
| 7La27 | United States | New York | Hallihan's Hill | dark blue gray, fine grain, compact, Devonian |
| 7La26 | United States | New York | Oneonta | blue gray, fine grain, compact, Devonian |
| 7LA19 | United States | Ohio | Akron | buff, coarse grain, fine grain, porous, carboniferous |
| 7L20 | United States | Ohio | Glenmont | buff, medium grain, Briar Hill |
| 7EE | United States | Ohio | McDermott | buff, fine-grain, porous |
| 6WE | United States | Ohio | Amherst | gray, medium-grain, porous |
| 6RQ | United States | Ohio | McDermont | light gray, fine grain, porous |
| 6RB8 | United States | Pennsylvania | Black Walnut | light blue gray, fine grain, porous, Devonian |
| 6RB7 | United States | Pennsylvania | Cannonsburgh | light gray, fine grain, porous, carboniferous |
| 6RB6 | United States | Pennsylvania | Center Bridge | purplish-gray, fine grain, compact, Triassic |
| 6RB5 | United States | Pennsylvania | Greenville | light olive, fine grain, porous, carboniferous |
| 6RB4 | United States | Pennsylvania | Center Bridge | gray, rust-spotted, coarse grain, compact, Triassic |
| 6RB39 | United States | Ohio | Sunbury | light gray, fine grain, porous, Lower carboniferous |
| 6RB30 | United States | California | Alameda | light brown, coarse grain, porous |
| 6RB3 | United States | Pennsylvania | Kiasola Station Beaver Co. | gray, coarse grain, porous, carboniferous |
| 6RB29 | United States | Kentucky | Kirkmansville | yellowish, medium grain, porous |
| 6RB28 | United States | New York | Canisteo | light gray, fine grain, compact, Devonian |
| 6RB21 | United States | Ohio | Marietta | buff, coarse grain, porous, carboniferous |
| 6RB20 | United States | Ohio | Amherst | light gray, fine grain, porous, Lower carboniferous |
| 6RB2 | United States | Pennsylvania | Franklin | gray, fine grain, porous, Sub-carboniferous |
| 6RA9 | United States | Pennsylvania | Garland | yellow, coarse grain, porous, carboniferous |
| 6RA8 | United States | Pennsylvania | Homewood | brown, coarse grain, porous, carboniferous |
| 6RA7 | United States | Pennsylvania | Derry Station Westmorland Co. | bluish-gray, fine grain, compact, carboniferous |
| 6RA6 | United States | Pennsylvania | Farrandsville | buff, fine grain, porous, Devonian |
| 6RA5 | United States | Pennsylvania | Mauch Chunk | dark gray, fine grain, compact |
| 6RA42 | United States | New Jersey | Martinville | drab, fine grain, compact, Triassic |
| 6RA4 | United States | Pennsylvania | Connellsville | light gray, fine grain, porous, carboniferous |
| 6RA33 | United States | Colorado | Greeley | light red, laminated, fine grain, compact |
| 6RA31 | United States | California | Haywards | brown, medium grain, porous |
| 6RA30 | United States | Kentucky | Whitney Co. | light blue gray, fine grain, porous |
| 6RA3 | United States | Pennsylvania | Hummelstown | brownish-purple, coarse grain, porous, Triassic |
| 6RA29 | United States | New York | Albion | brownish-purple, fine grain, compact, Upper Silurian |
| 6RA28 | United States | New York | Belfast | drab, medium grain, compact |
| 6RA21 | United States | Ohio | Ridgeville | buff, medium grain, porous, Lower carboniferous |
| 6RA20 | United States | Ohio | Lancaster | light gray, coarse, friable, Lower carboniferous |
| 6RA2 | United States | Pennsylvania | Columbia | blue-drab, fine grain, compact, argillaceous, Lower Silurian |
| 6RA18 | United States | Pennsylvania | Danville | dark blue gray, fine grain, compact, Upper Silurian |
| 6RA17 | United States | Pennsylvania | Greensburgh | gray, fine grain, compact, carboniferous |
| 6RA16 | United States | Pennsylvania | Goldsboro | purplish-brown, medium grain, porous, Triassic |
| 6RA15 | United States | Pennsylvania | Connellsville | green-tinted, brown, coarse, porous, carboniferous |
| 6RA14 | United States | Pennsylvania | Fuller | buff, coarse grain, porous, carboniferous |
| 6RA13 | United States | Pennsylvania | Goldsboro | purplish-brown, medium grain, compact, Triassic |
| 6RA12 | United States | Pennsylvania | Lucesco | gray, dark-streaked, medium grain, compact, carboniferous |
| 6RA11 | United States | Pennsylvania | Layton Station Fayette Co. | light gray, medium grain, porous, carboniferous |
| 6RA10 | United States | Pennsylvania | Johnstown | light gray, fine grain, compact, carboniferous |
| 6RA1 | United States | Pennsylvania | Mainesburgh | blue gray, fine grain, compact, Devonian |
| 6R48 | United States | North Carolina | Raleigh | cut from same block as No 6L48, brownish-gray, coarse grain, porous |
| 6LB9 | United States | Pennsylvania | Baden | gray, rust-spotted, coarse, porous, carboniferous |
| 6LB8 | United States | Pennsylvania | Webster | brownish-gray, banded, fine grain, carboniferous |
| 6LB7 | United States | Pennsylvania | Yardleyville | light brown, medium grain, porous, Triassic |
| 6LB6 | United States | Pennsylvania | Prospect | gray, fine grain, compact, carboniferous |
| 6Lb5 | United States | Pennsylvania | Nicholson | light blue gray, fine grain, compact, Devonian |
| 6LB42 | United States | New Jersey | Stockton | light gray, rust-spotted, medium grain, compact, Triassic |
| 6LB4 | United States | Pennsylvania | Schickshinny Luzerne Co. | dark gray, coarse grain, compact, carboniferous |
| 6LB39 | United States | Ohio | Youngstown | gray, coarse grain, porous, carboniferous |
| 6LB33 | United States | Colorado | Buckhorn | pale-pink, fine grain, compact |
| 6LB31 | United States | California | San Jose | pink, medium grain, compact |
| 6LB30 | United States | Kentucky | Cloveport | buff, fine grain, porous, Lower carboniferous |
| 6LB3 | United States | Pennsylvania | Oil City | buff, fine grain, porous, carboniferous |
| 6LB28 | United States | New York | Mt. Pleasant | blue gray, fine grain, compact, Devonian |
| 6LB21 | United States | Ohio | Millersburg | gray, coarse grain, porous, carboniferous |
| 6LB20 | United States | Ohio | Sunbury | light gray, fine grain, porous, Lower carboniferous |
| 6LB2 | United States | Pennsylvania | Mauch Chunk | gray, coarse grain, compact, carboniferous |
| 6LB13 | United States | Pennsylvania | Beaver Falls | light gray, coarse grain, porous, carboniferous |
| 6LB12 | United States | Pennsylvania | Norristown | reddish-brown, coarse, porous, Triassic |
| 6LB11 | United States | Pennsylvania | Sharon | buff, coarse grain, porous, carboniferous |
| 6LB10 | United States | Pennsylvania | Wampum | brown, fine-grain, compact Carboniferous |
| 6LB1 | United States | Pennsylvania | Plains | dark-brown, banded, fine grain, compact, Devonian |
| 6La9 | United States | Pennsylvania | Waynesburgh | buff, coarse grain, porous, carboniferous |
| 6La8 | United States | Pennsylvania | Altoona | buff, gray-streaked, fine grain, compact, Lower carboniferous |
| 6La7 | United States | Pennsylvania | Meshoppen | blue gray, fine grain, compact, Devonian |
| 6LA6 | United States | Pennsylvania | Scottsdale | brown-banded, fine grain, compact, carboniferous |
| 6LA5 | United States | Pennsylvania | Scranton | gray, medium grain, porous, Sub-carboniferous |
| 6LA47 | United States | Louisiana | Unknown | pinkish, medium-gr, porous |
| 6LA46 | United States | Michigan | Portage Entry | Red, fine grain, porous |
| 6LA43 | United States | New Jersey | Pleasant Val. | brown, fine grain, porous, Triassic |
| 6LA42 | United States | New Jersey | Stockton | light purplish-brown, coarse grain, porous, Triassic |
| 6La4 | United States | Pennsylvania | Wampum | buff, coarse grain, porous, carboniferous |
| 6LA33 | United States | Colorado | Trinidad | light gray, fine grain, compact, calcareous |
| 6LA31 | United States | California | San Jose | buff, coarse grain, compact |
| 6La30 | United States | Kentucky | Livingstone | gray, fine grain, porous |
| 6LA3 | United States | Pennsylvania | Wampum | light gray, medium grain, porous, carboniferous |
| 6LA29 | United States | New York | High Woods | dark blue gray, fine grain, compact, Devonian |
| 6LA28 | United States | New York | Olean | gray, fine grain, compact, Devonian |
| 6LA21 | United States | Ohio | Warwick | buff, coarse grain, porous, carboniferous |
| 6LA20 | United States | Ohio | Newark | light gray, fine grain, porous, Lower carboniferous |
| 6LA18 | United States | Pennsylvania | Queens Run Clinton Co. | dark gray, fine grain, compact, Devonian |
| 6La17 | United States | Pennsylvania | Skinner's Eddy | light blue gray, fine grain, compact, Devonian |
| 6La16 | United States | Pennsylvania | Titusville | light buff, fine grain, porous, carboniferous |
| 6LA15 | United States | Pennsylvania | Washington | yellowish-brown, coarse grain, porous, carboniferous |
| 6La14 | United States | Pennsylvania | Olyphant | pink, coarse grain, compact |
| 6La13 | United States | Pennsylvania | Monongahela City | buff, coarse grain, porous, carboniferous |
| 6LA12 | United States | Pennsylvania | Reading | brownish-purple, medium grain, porous, Triassic |
| 6La11 | United States | Pennsylvania | Scranton | buff-banded, coarse grain, compact, Devonian |
| 6La10 | United States | Pennsylvania | Stoneboro | light brown, coarse grain, porous, carboniferous |
| 6L48 | United States | North Carolina | Raleigh | brownish-gray, coarse grain, porous |
| 6EE | United States | Ohio | McDermott | gray, fine-grain, porous |
| 5WE | United States | Pennsylvania | Elwood | buff, coarse-grain, compact |
| 5RQ | United States | Ohio | Kipton | gray, fine grain, porous, Kipton Gray |
| 5RB8 | United States | Ohio | Independence | gray, coarse grain, porous, Lower carboniferous |