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Page 7249, results 181201 - 181225

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Publication Extents

Not all publications have extents, not all extents are completely accurate
A new fauna from the Colorado group of southern Montana
John B. Reeside Jr.
1925, Professional Paper 132-B
This paper describes a small but interesting fauna collected in 1921 by W. T. Thorn, Jr., Gail F. Moulton, T. W. Stanton, and K. C. Heald in the Crow Indian Reservation in southern Montana. The locality is in sec. 36, T. 6 S., R. 32 E., Big Horn County, and...
Origin of the boghead coals
Reinhardt Thiessen
1925, Professional Paper 132-I
The bituminous rocks of sedimentary origin may be classified roughly under two main heads - coals and bituminous shales. In a strict sense no definite line can be drawn between these two groups, because coals may be insensibly grade into bituminous shales. Chemically the boghead coals are preeminently bituminous....
Aniakchak Crater, Alaska Peninsula
Walter R. Smith
1925, Professional Paper 132-J
The discovery of a gigantic crater northwest of Aniakchak Bay (see fig. 11) closes what had been thought to be a wide gap in the extensive series of volcanoes occurring at irregular intervals for nearly 600 miles along the axial line of the Alaska Peninsula and the Aleutian Islands. In...