KOROT DISTRICT. LONDON. Warrant for 1 Share of 10 Shilling. green, pink, black. #300000. No 662. Folds. The company was formed 1925 to acquire 18 tin-mining leases, covering nearly 6000 acres, in the Korot district of northern Nigeria. Liquidated 1935 on reconstruction as Naraguta Tin Mines Ltd. Text in English and French. Large format.