Marcelle Mousley with Arthur M. Meyer of the Atlantic Refining Company, Shawnee, Oklahoma, brought the writer graptolites in well cores from the State’s Taylor well No. 1, center of SW. 14, SW. 14 of Sec. 31, T. 9 N., R. 21 W., Beckham County, Oklahoma, from zones at depths of 9,106–9,107 feet and 9,111 feet, and included a copy of the well log and notes giving characteristics of some of the zones.

The log shows that the drill penetrated the formations in regular succession including the Silurian Henryhouse shale and Chimneyhill limestone, the Upper Ordovician Sylvan...

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First page of Graptolites Indicate Second Penetration of Viola Limestone<xref ref-type="fn" rid="fn1"><sup>1</sup></xref>: GEOLOGICAL NOTES
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