Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Stone description: dark-gray
| Wall Number Sort descending | Country | State | Classification | Source |
|---|---|---|---|---|
| 12LA2 | United States | California | Marble | Colfax |
| S1-15 | United States | Massachusetts | Granite | Quincy |
| S1-18 | United States | Unknown | Granite | Unknown |
| S1-19 | United States | Unknown | Granite | Unknown |
| S1-21 | Italy | Granite | Biella | |
| S1-22 | United States | Massachusetts | Granite | Quincy |
| S1-24 | United States | Massachusetts | Granite | Quincy |
| S1-26 | United States | Massachusetts | Granite | Quincy |
| S1-29 | United States | Massachusetts | Granite | Quincy |
| S1-38 | United States | Pennsylvania | Sandstone | Wyoming |
| S1-40 | United States | Pennsylvania | Sandstone | Wyoming |
| S1-41 | United States | Pennsylvania | Sandstone | Wyoming |
| S1-42 | United States | Pennsylvania | Sandstone | Wyoming |
| S1-48 | United States | Pennsylvania | Sandstone | Wyoming |
| S1-50 | United States | Pennsylvania | Sandstone | Wyoming |
| S2-140 | United States | New York | Marble | Onondaga |
| S2-169 | United States | New York | Marble | Gouverneur |
| S2-49 | United States | Massachusetts | Granite | Quincy |
| S2-81 | United States | Massachusetts | Granite | Quincy |