Effective Today - Calibre Mnining Corp - TSX-V:CXB

Jun 18, 2007

Vancouver, British Columbia: Mr. Robert D. Brown, President and CEO of Calibre Mining Corp. ("Calibre Mining" or the "Company") (CXB: TSX-V) formerly TLC Ventures Corp. (TLV: TSX-V) is very pleased to announce the Company is currently trading under its new symbol "CXB".

Calibre Mining Corp.

Signed "Robert Brown"

Robert D. Brown, B Sc.(Hons.), MBA
President and CEO



For further information contact:
Ryan King, Investor Relations
Phone (604) 681-9944

  Vancouver, British Columbia: Mr. Robert D. Brown, President and CEO of Calibre Mining Corp. ("Calibre Mining" or the "Company") (CXB: TSX-V) formerly TLC Ventures Corp. (TLV: TSX-V) is very pleased to announce the Company is currently trading under its new symbol "CXB".

Calibre Mining Corp.

Signed "Robert Brown"

Robert D. Brown, B Sc.(Hons.), MBA
President and CEO

For further information contact:
Ryan King, Investor Relations
Phone (604) 681-9944

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