Note 17 — Chapter II · SOURCES OF SUPPLY OF PLATINUM AND ALLIED METALS (a) BRITISH EMPIRE
Reading edition
Spurr, J. E.: “Who Owns the Earth?” Eng. Min. Journ., Feb. 7, 1920.
Reading edition
Spurr, J. E.: “Who Owns the Earth?” Eng. Min. Journ., Feb. 7, 1920.