#36337: Sign at the Coppertown U.S.A. Mining Museum
Public Domain. Tim Burke
Download Original (3576 x 2456 pixels, 5187.4 MB)
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Public Domain. Tim Burke
Download Original (3576 x 2456 pixels, 5187.4 MB)