Share warrant of 5 shares of 1 shilling 6 pence issued in London in 1919.

British mining and railway company founded in 1899 by a Scottish engineer named Robert Williams on behalf of Daisy Greville, Countess of Warwick.

In 1906, Tanganyika Concessions Limited and Société Générale de Belgique founded the Union Minière du Haut Katanga.

The company subsequently owns stakes in several railway and mining companies in East and Central Africa.