On Platina.
July 17, 2012
Germany, 1916
1916: 1 Troy Ounce Platinum (ingot, mkt) = ℳ
264.39 - 388.80
Citation:
Enzyklopädie der technischen chemie: Unter mitwirkung von fachgenossen,
Vol. 9 ; Fritz Ullmann p.179
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