BIG SPRING DAILY HERALD
... Silurio-Devonian Strata of Scotland .........ssceeveseeseees Serdeaual. Cetarie ocak sweets on the Relations of the Metamorphic and Older Paleozoic Rocks in ...
Report of the British Association for the Advancement of Science... td b c. m u back and the anal p late the y are all brought close together ... Silurio- Cambrian. , ma y be g iven as exam ples. , and must have been ... Ofthe Chicago Academy of Sciences - Forgotten BooksAlteration of dike rooko e.t Mt. Egerton and Gordon, bas produced extremely white clay which is used as ~a.per-filler and for po~oei~n and. rn - itch - AWSstones of Silurio-Devonian age. Classified by geologic age or member ... PARET T. D. 1887. Annual report of the Geo- logic~l Survey of Pennsylvania ...
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