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Paul Kerr, Columbia University Classroom Negatives on Minerals

Currency:USD Category:Collectibles / Mining Start Price:250.00 USD Estimated At:500.00 - 1,500.00 USD
Paul Kerr, Columbia University Classroom Negatives on Minerals
SOLD
450.00USDto D******3+ buyer's premium (103.50)
This item SOLD at 2016 May 13 @ 13:20UTC-7 : PDT/MST
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Approximately 400 to 500 original glass slides of minerals used by Professor Paul Kerr of Columbia University for his mineralogy classes. Slides are sorted alphabetically by mineral. These slides date to the mid 1930s and are an excellent representation of early teaching methods of mineralogy. (See lot titled ‘Kern County Tungsten Mine Photographs’ (ID 37642) for a short note on Professor Kerr.) Approximate weight 20 pounds and may require extra shipping. City: State: United States Date: 1930's ID# 37657