Showing 1 - 2 results of 2 for search 'Switzer, George Shirley 1915-2008', query time: 0.01s Refine Results
1
Gemology /
Other Authors: “...Switzer, George Shirley 1915-2008...”
Book
2
Mineral sciences investigations, 1972-1973 /
Published 1975
Other Authors: “...Switzer, George Shirley 1915-2008...”
Book
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