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Contango Silver & Gold Inc. press release

Market Regulation Services - Trade Resumption - Sierra Minerals Inc. - SIM

NYSE - New York Stock Exchange · Gold · Silver · Copper · Lead · Zinc · United States

TORONTO, July 19 /CNW/ - Trading resumes in:

Issuer Name: Sierra Minerals Inc.

TSX Ticker Symbol: SIM

Resumption Time: Opening Thursday, July 19th, 2007