PETROGRAD. Prov. Cert. for 5 Shares of 100 Rbls. blue, black. No 135031-35. Central fold. Text in Russian. Part of a capital increase to 24 million roubles. Founded 1912 with a coalmine south-east of the Ob River, western Siberia. Profited from the opening of the Kolchugino Railroad in 1915. The Russian Revolution only reachedthat part of Russia in January 1920.