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Stone classification: Sandstone
| Wall Number | Country | State | Source Sort ascending | Description |
|---|---|---|---|---|
| 8RA32 | United States | Texas | Milsap | reddish-brown, fine grain, porous |
| 7RB30 | United States | Texas | Milsap | reddish-brown, fine grain, porous |
| 5LA7 | United States | Ohio | Millersburg | gray, fine grain, porous, carboniferous |
| 6LB21 | United States | Ohio | Millersburg | gray, coarse grain, porous, carboniferous |
| 8RB20 | United States | Ohio | Middleburg Twp. Cuyahoga Co. | buff, medium grain, porous, Lower carboniferous |
| 13RA22 | United States | Missouri | Miami Station Carroll Co. | gray, fine grain, porous, carboniferous |
| 6La7 | United States | Pennsylvania | Meshoppen | blue gray, fine grain, compact, Devonian |
| 8LB34 | United States | Minnesota | Mendota | bright-yellow, medium grain, porous, Lower Silurian |
| 10RB29 | United States | New York | Medina | light purplish-pink, fine grain, porous, Upper Silurian |
| 9RA18 | United States | Pennsylvania | Meadville | buff, coarse grain, porous, friable, carboniferous |
| 9RB32 | United States | Missouri | Meadville | buff, medium grain, porous, calcareous, carboniferous |
| S3-11 | United States | Ohio | McDermott | gray, fine-grain, porous |
| 13WE | United States | Ohio | McDermott | buff, fine-grain, porous |
| S3-6 | United States | Ohio | McDermott | gray, fine-grain, porous |
| 17WE | United States | Ohio | McDermott | blue, fine-grain, porous |
| 18WE | United States | Ohio | McDermott | blue, fine-grain, porous |
| 9WE | United States | Ohio | McDermott | blue, fine-grain, porous |
| 19WE | United States | Ohio | McDermott | blue, fine-grain, porous |
| S1-1 | United States | Ohio | McDermott | gray, fine-grain, porous |
| S1-2 | United States | Ohio | McDermott | gray, fine-grain, porous |
| 22EE | United States | Ohio | McDermott | buff, fine-grain, porous |
| 28EE | United States | Ohio | McDermott | gray, fine-grain, porous, Scioto |
| 7EE | United States | Ohio | McDermott | buff, fine-grain, porous |
| 6EE | United States | Ohio | McDermott | gray, fine-grain, porous |
| S2-7 | United States | Ohio | McDermott | gray, fine-grain, porous |
| 12WE | United States | Ohio | McDermott | blue, fine-grain, porous |
| S2-10 | United States | Ohio | McDermott | buff, fine-grain, porous |
| 8RQ | United States | Ohio | McDermont | medium grainay, fine grain, porous |
| 6RQ | United States | Ohio | McDermont | light gray, fine grain, porous |
| 10Lb46 | United States | Wisconsin | Mauston | light gray, fine grain, porous, Lower Silurian |
| 10Lb47 | United States | Wisconsin | Mauston | light red, fine grain, porous, Lower Silurian |
| 6LB2 | United States | Pennsylvania | Mauch Chunk | gray, coarse grain, compact, carboniferous |
| 6RA5 | United States | Pennsylvania | Mauch Chunk | dark gray, fine grain, compact |
| 5RA1 | United States | Ohio | Massillon | light brown, medium grain, porous, carboniferous |
| 9LA45 | Canada | Mary's Point, New Brunswick | brown, fine grain, compact, carboniferous | |
| 6RA42 | United States | New Jersey | Martinville | drab, fine grain, compact, Triassic |
| 7LA44 | United States | Michigan | Marquette | purplish-brown, medium grain, compact, Lower Silurian |
| 7RB42 | United States | Michigan | Marquette | red and gray, medium grain, porous, Lower Silurian |
| 7RA42 | United States | Michigan | Marquette | reddish, fine grain, porous, Potsdam |
| 7RB27 | United States | Kentucky | Marion | nearly white, fine grain, compact, Lower carboniferous |
| 6RB21 | United States | Ohio | Marietta | buff, coarse grain, porous, carboniferous |
| 5RA5 | United States | Ohio | Marietta | buff, fine grain, porous, carboniferous |
| 9LB23 | United States | Ohio | Marietta | light gray, medium grain, porous, carboniferous |
| 5RA13 | United States | Ohio | Marietta | gray, fine grain, porous, carboniferous |
| 7RB25 | United States | New York | Margarettville | blue gray, medium grain, porous, Devonian |
| 5RA19 | United States | Ohio | Mansfield | Red, coarse grain, porous, Lower carboniferous |
| 9LB22 | United States | Ohio | Mansfield | buf, coarse grain, porous, Lower carboniferous |
| 8LB35 | United States | Connecticut | Manchester | Red, fine grain, porous, Triassic |
| 11RB29 | United States | Virginia | Manassas | dull-red, fine grain, porous, Trias |
| S2-9 | United States | New York | Malone | pink, fine-grain, compact |
| 6RA1 | United States | Pennsylvania | Mainesburgh | blue gray, fine grain, compact, Devonian |
| 8RA34 | United States | Minnesota | Luverne | purplish-brown, medium grain, compact |
| 8RA19 | United States | Pennsylvania | Lumberton | light Brownish-purple, fine grain, compact, Triassic |
| 6RA12 | United States | Pennsylvania | Lucesco | gray, dark-streaked, medium grain, compact, carboniferous |
| 8RA33 | United States | Colorado | Longmont | pink, fine grain, porous |
| 9LA22 | United States | Ohio | Logan | buff, coarse grain, porous, Lower carboniferous |
| 8LA30 | United States | New York | Lockport | light gray, fine grain |
| 6La30 | United States | Kentucky | Livingstone | gray, fine grain, porous |
| 7LB29 | United States | California | Livermore | gray, fine grain, porous |
| 7LA29 | United States | California | Livermore | gray, fine grain, compact |
| 8RB39 | United States | New Jersey | Little Falls | light brown, fine grain, porous, Triassic |
| 5RA11 | United States | Ohio | Lithopolis | gray, fine grain, porous, Lower carboniferous, freestone |
| 5RA7 | United States | Ohio | Lewis Mills | buff, coarse grain, porous, carboniferous |
| 11LB26 | United States | Iowa | Lewis | yellowish-brown, coarse grain, porous, cretaceous |
| 9RA32 | Italy | Leghorn | gray, coarse grain, compact, calcareous | |
| 11LB25 | Italy | Leghorn | cut from same block as 9RA32, gray, coarse grain, compact, calcareous | |
| 5RA16 | United States | Ohio | Leesville | gray, fine grain, porous, Lower carboniferous |
| 7RA18 | United States | Pennsylvania | Leboeuf | light brown, medium grain, compact, Devonian |
| 6RA11 | United States | Pennsylvania | Layton Station Fayette Co. | light gray, medium grain, porous, carboniferous |
| 8La47 | United States | New Mexico | Las Vegas | pink, fine grain, porous, sandstone |
| 11LB44 | United States | New Mexico | Las Vegas | purplish-red, fine grain, compact |
| 8RA47 | United States | New Mexico | Las Vegas | brownish-purple, fine grain, compact |
| 11RB45 | United States | New Mexico | Las Vegas | light red and white-banded, medium grain, porous |
| 7RA44 | United States | New Mexico | Las Vegas | light gray, fine grain, porous |
| 26WE | United States | Wyoming | Laramie | light-pink, medium-grain, porous |
| 9Lb44 | United States | Wyoming | Laramie | light red, fine grain, porous |
| S2-126 | United States | Wyoming | Laramie | dark-pink, medium-grain, porous |
| S2-1 | United States | Wyoming | Laramie | light-gray, medium-grain, porous |
| 10LB20 | United States | Ohio | Lancaster | bright-yellow, coarse grain, porous, Lower carboniferous |
| 9LA21 | United States | Ohio | Lancaster | bright-yellow, coarse grain, porous, Lower carboniferous |
| 6RA20 | United States | Ohio | Lancaster | light gray, coarse, friable, Lower carboniferous |
| 7LB43 | United States | Michigan | L'Anse | brownish-purple, gray-mottled, medium grain, porous, Potsdam |
| 7LB45 | United States | Michigan | L'Anse | reddish-brown, fine grain, porous, Potsdam |
| 8RA44 | United States | Michigan | L'Anse | Red, brown and buff, coarse grain, porous, Potsdam |
| 6RB29 | United States | Kentucky | Kirkmansville | yellowish, medium grain, porous |
| 7RQ | United States | Ohio | Kipton | gray, fine grain, porous, Kipton Gray |
| 5RQ | United States | Ohio | Kipton | gray, fine grain, porous, Kipton Gray |
| 9RA36 | United States | West Virginia | Kingwood | cut from same block as 9LA34, buff, rust-spotted, medium grain, porous |
| 9La34 | United States | West Virginia | Kingwood | buff, rust-spotted, medium grain, porous |
| 6RB3 | United States | Pennsylvania | Kiasola Station Beaver Co. | gray, coarse grain, porous, carboniferous |
| 9RA33 | United States | Minnesota | Jordan | buff, rust-spotted, fine grain, porous, Lower Silurian |
| 11LB29 | United States | Missouri | Jones Station Ralls Co. | light buff, fine grain, porous |
| 6RA10 | United States | Pennsylvania | Johnstown | light gray, fine grain, compact, carboniferous |
| 8LA31 | United States | Kentucky | Johnson Co. | light brown, medium grain, porous, Lower carboniferous |
| 7RB31 | United States | Colorado | Jefferson Co. | light red, fine grain, compact |
| 9Lb34 | United States | Oregon | Jacksonville | reddish-brown, fine grain, porous |
| 11RB33 | United States | Oregon | Jacksonville | gray, fine grain, porous |
| 10LB32 | United States | New York | Ithaca | dark blue gray, fine grain, compact, Devonian |
| 8RB44 | United States | Michigan | Isle Royale | reddish-brown, fine grain, porous, Potsdam |
| 5RB8 | United States | Ohio | Independence | gray, coarse grain, porous, Lower carboniferous |