A Preliminary Descriptive Catalogue of the Systematic Collections in Economic Geology and Metallurgy in the United States National Museum
Author: Frederic Perkins Dewey
Publisher:
Published: 1891
Total Pages: 388
ISBN-13:
DOWNLOAD EBOOKThe systematic collections in economic geology and metallurgy are designed to show the actual occurrence of each metal and the processes used in their extraction; to these are added illustrations of the occurrences of non-metallic ores and their utilization. The systematic collections should be carefully distinguished from the geographical collection.