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The Upper Cretaceous ammonite genus Barroisiceras in the United States
No abstract available.
Authors
J. B. Reeside
Water-power resources of the Rogue River drainage basin, Oregon
No abstract available.
Authors
B. E. Jones, Warren Oakey, H.T. Stearns
The Valles Mountain Volcanic Center of New Mexico
The Valles Mountain region lies in northern New Mexico about 30 miles west of Santa Fe, 50 miles north of Albuquerque, and just west of the Rio Grande. The elevation varies from 6,500 feet at the Rio Grande to 1,200 feet on the higher peaks. ©1931. American Geophysical Union. All Rights Reserved.
Authors
C. S. Ross
Investigations relating to the absorption of precipitation and its penetration to the zone of saturation
This paper deals briefly with the methods and results from three separate investigations that are in progress as to the quantity of rain‐water that percolates downward to the water‐table in the localities where it falls.1. Workers in the Department of Agriculture, under the direction of W. W. McLaughlin and in cooperation with the California State Department of Public Works, have used several rela
Authors
G.H. Taylor
Some problems of the Rocky Mountain phosphate field
No abstract available.
Authors
George R. Mansfield
Glacier‐measurements in the United States
It is doubtless known to many members of the Section of Hydrology that prior to the World War there existed an International Glacier Commission (la Commission Internationale des Glaciers) whose self‐appointed task it was to gather and publish the results of all available measurements showing the annual variations in length—advance or recession—of glaciers in different parts of the world. On this C
Authors
F. E. Matthes
Glacier‐measurements in the United States
It is doubtless known to many members of the Section of Hydrology that prior to the World War there existed an International Glacier Commission (la Commission Internationale des Glaciers) whose self‐appointed task it was to gather and publish the results of all available measurements showing the annual variations in length—advance or recession—of glaciers in different parts of the world. On this C
Authors
Francois E. Matthes
Some recent studies in evaporation
During the past few years several important contributions to the study of evaporation from open water‐surfaces have been made. Each has applications to which it is peculiarly adapted, and each has its limitations.
Authors
C.V. Theis
A classification of the lode deposits of south-central Idaho
No abstract available.
Authors
C. P. Ross
A flora of Green River age in the Wind River basin of Wyoming
No abstract available.
Authors
E. W. Berry