libor may be manipulated, but silver is not, page-6

“If anybody has any idea of hoarding our silver coins, let me say this,” drawled the Texan “Treasury has a lot of silver on hand, and it can be, and it will be used to keep the price of silver in line with its value in our present silver coin.”

http://truthingold.blogspot.com.au/2012/08/to-be-or-not-to-be-isthe-silver-market.html