#55062: Riggs Commemorative Plaque
This plaque commemorates Riggs Hill and the discoveries made there.
Public Domain. Greg Gnesios
Download Original (1125 x 792 pixels, 133.1 KB)
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.
