World Petroleum Congress. London, 1933. Proceedings. Volume I. Petróleo. Ilustrado

London, 1934.Volume I Geological and production sections. Tela editorial, 22 x 28,5 cms. 592 págs. Ilustrado.

World Petroleum Congress, organised by the Institution of Petroleum Technologist held at the Imperial College of Science and Technology South Kensington, London. July 19th-25th, 1933.