The platinum metalsNote 29 — Chapter II · SOURCES OF SUPPLY OF PLATINUM AND ALLIED METALS (a) BRITISH EMPIREReading editionMackenzie, G. C.: Can. Min. Inst. Bull., April 1919.◇Copy noteReturn to CHAPTER II SOURCES OF SUPPLY OF PLATINUM AND ALLIED METALS (a) BRITISH EMPIREReturn to CHAPTER II SOURCES OF SUPPLY OF PLATINUM AND ALLIED METALS (a) BRITISH EMPIREReturn to CHAPTER II SOURCES OF SUPPLY OF PLATINUM AND ALLIED METALS (a) BRITISH EMPIRE