Shale Shaker Vol 72, No 4 July-August 2021

The Journal of the Oklahoma City Geological Society Table of Contents

Shale Shaker Features

104

Support Your Local Sheriff Geological Society; Patrick Kamann, President, OCGS Board of Directors Notable Oklahoma Oil & Gas History from 1960-1979; Co-Editor Mike Kumbalek

116

What you Missed - 30th OCGS Annual Shrimp Boil An Intact Thirty Four Foot Long Petrified Log in the Woodford Shale, Oklahoma: A Question of Preserving Geological Heritage; Andrew Cullen, Independent Geoscientist; David Hull, Devon Energy, OK; Molly Turko, Turko Tectonics & Structural Geology

118

106

108

OCGS Membership

109

OCGS Upcoming Events

130

Announcement - Call for Papers

110

Announcement - Field Trip

132

Past OCGS Shale Shaker, Volume 13, Number 9 May, 1963 - A Geological History of Oklahoma's Vegetation; L. R. Wilson, University of Oklahoma

112

Announcement - AAPG MCS Convention

113

Announcement - Clay Shoot

114

Announcement - Technical Meeting; Dr. Nick W. Hayman

150

State of the Industry; Mike Kumbalek

152

Advertisers Index

About the Cover COVER PHOTO: Outcrop photo showing the length and width of intact ~34' long/3.5' wide silicified Callixylon log in the Woodford Shale in an inactive quarry on the Lawrence Uplift in Pontotoc County, Oklahoma. Figure from featured technical article "An Intact Thirty Four Foot Long Petrified Log in the Woodford Shale, Oklahoma: A Question of Preserving Geological Heritage" by Andrew Cullen, David Hull and Molly Turko.

Page 102 | Volume 72 Number 4

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