Discusses microscopic examination of rock specimens taken from Pampas deposit and from Chilean tuff. Says he finds organic remains only in the tuff.
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Discusses microscopic examination of rock specimens taken from Pampas deposit and from Chilean tuff. Says he finds organic remains only in the tuff.
Says tuff collected by CD in Pampas and Chile contains organic remains. Wants to examine specimens further and hopes for Government support in doing so.
Discusses the microscopic structure of rock samples from Chile and the Pampas. Describes organic remains found in the samples.
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