Person ? E-J Hess
- From 1912-01-01 to 1912-12-31, administrateur à Londres of Van Dyck Proprietary Mines
- From 1912-01-01 to 1912-12-31, administrateur à Londres of Lancaster West Gold Mining Co, Ld
- From 1917-01-01 to 1917-12-31, Directeur à Londres of MAY CONSOLIDATED GOLD MINING C° LTD
- From 1933-01-01 to 1933-12-31, Administrateur of EAST GEDULD MINES, LIMITED
- From 1933-01-01 to 1933-12-31, Membre du comité de Londres of GELDENHUIS DEEP