Geology of the North and South McCallum anticlines, Jackson County, Colorado, with special reference to petroleum and carbon dioxide
John Charles Miller
1934, Circular 5
The McCallum anticlines, embracing an area about 2 miles wide and 12 miles long, are about 6 miles east of the town of Walden, Jackson County, Colo., on the east side of the Continental Divide. A cover of flat-lying Quaternary gravel obscures the outcrop of Pierre shale at many points...
The bleaching clays
P. G. Nutting
1933, Circular 3
Groundwater is one of Utah 's most extensive and valuable natural resources. Because of its widespread occurrence in both wet and dry areas, groundwater has been, and is a major factor affecting economic growth and development of the State. In some areas, groundwater is used to supplement streamflow for irrigation,...