Arthur J. Block

Vancouver, British Columbia President

Block Bros. Industries Ltd.

E. J. Courtois, Q.C. Montreal, Quebec Partner

Stikeman, Elliott

Peter H. Dean London, England Executive Director The Rio Tinto-Zinc Corporation PLC Thomas N. Dirks Calgary, Alberta Exploration Geologist

* Sir Alistair G. Frame London, England Deputy Chairman and Chief Executive The Rio Tinto-Zinc Corporation PLC Donald R. Getty Edmonton, Alberta President D. Getty Investments Ltd. J. Douglas Little Vancouver, British Columbia Consultant

* Harry W. Macdonell, Q.C. Toronto, Ontario Partner McCarthy & McCarthy Albert Reichmann Toronto, Ontario President Olympia & York Developments Limited

* Member of the Executive Committee

* Paul Reichmann

Toronto, Ontario Senior Executive Vice- President and Secretary Olympia & York Developments Limited

Ralph Reichmann Toronto, Ontario Senior Vice-President and Treasurer Olympia & York Developments Limited

C. Alan Smith Calgary, Alberta

Executive

* Hugh R. Snyder

Toronto, Ontario President and Chief Executive Officer Brinco Limited

David A. Ward, Q.C. Toronto, Ontario Partner

Davies, Ward & Beck

Harry W. Macdonell, Q.C. Chairman

Hugh R. Snyder President and Chief Executive Officer James C. O’Rourke Vice-President

Mining and Projects Norbert M. Peters Vice-President, General Counsel and Secretary Anthony T. Kana Treasurer

Gill E. Carter

Assistant Secretary