Entered the service of the Russian Imperial government in 1892, and in 1914-17 was the last Finance Minister of the Empire. After the 1917 revolution he lived in England, where he became managing director of the Anglo-International Bank, and was knighted in 1935.
From the description of Petr L'vovich Bark Papers, 1914-1937. (Columbia University In the City of New York). WorldCat record id: 320410741
Sir Peter Bark (Petr L'vovich Bark) (1869-1937) was a banker and financial expert and a member of the post-revolutionary Russian migr community in Great Britain
From the guide to the Sir Peter Bark papers, 1920-1937, (GB 206 Leeds University Library)