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Ch. 2: Platinum in 1920

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PLATINUM AND ALLIED METALS.                                     39
Secondary 'platinum and allied metals recovered, 1916-1920, in troy ounces.
The imports of platinum and allied metals for consumption in 1920, as given by the Bureau of Foreign and Domestic Commerce,1 were approximately 48 per cent larger than during 1919, 77 per cent larger than in 1918, and approached the pre-war average of approxi­mately 110,000 ounces.
Ch. 2: Platinum in 1920 Page of 57 Ch. 2: Platinum in 1920
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US Geol. Surv. 1920. Gemstones, Metals.
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