In this issue:
- Genesis of recent gypsum in the Stinkingwater Mining Region, Park County, Wyoming
- Multiple metamorphic episodes in Precambrian rocks near South Pass City, Wyoming
- Random orientation of fossils and its significance
- Persistence of variegated claystone in Red Peak Member, Chugwater (Triassic) Formation, Big Horn Basin, Wyoming
- Tower Sandstone lenses at Green River, Wyoming
- Pleistocene convolutions near city springs of Laramie, Wyoming
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