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Determinative Mineralogy
Determinative Mineralogy
Joseph Volney Lewis
National Directory of Commodity Specifications
National Directory of Commodity Specifications
United States. National Bureau of Standards
Guide to the classification for overseas trade statistics 2004
Guide to the classification for overseas trade statistics 2004
Great Britain: H.M. Customs and Excise: Statistics and Analysis of Trade Unit
BD
BD
Neues Handwörterbuch Der Chemie
Neues Handwörterbuch Der Chemie
Hermann Christian von Fehling