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Surface water supply of the United States, 1938, Part VIII, Western Gulf of Mexico basins
No abstract available.
Authors
Surface water supply of the United States, 1939 : Part 11. Pacific slope basins in California
No abstract available.
Authors
Surface water supply of the United States, 1939 : Part 12, North Pacific drainage basins
No abstract available.
Authors
Surface water supply of the United States, 1939 : Part 13 Snake River basin
No abstract available.
Authors
Surface water supply of the United States, 1939 : Part 14, Pacific slope basins in Oregon and lower Columbia River basin
No abstract available.
Authors
Surface water supply of the United States, 1939, Part IV, St. Lawrence River basin
No abstract available.
Authors
Surface water supply of the United States, 1939, Part IX, Colorado River basin
No abstract available.
Authors
Surface water supply of the United States, 1939, Part VII, Lower Mississippi River basin
No abstract available.
Authors
C. G. Paulsen, D.H. Barber, H.C. Beckman, C.E. Ellsworth, Robert Follansbee, Berkeley Johnson, J.L. Saunders, C.E. McCashin, J.B. Spiegel, F. M. Veatch
Tagging experiments with lake trout, whitefish, and other species of fish from Lake Michigan
A total of 2,902 Lake Michigan fish was tagged and released, 48.8 per cent of which were lake trout and 85 per cent lake trout, lake herring, and whitefish. A total of 388 fish or 13.4 per cent was recaptured. The percentages of returns indicated a tremendous fishing intensity for lake trout, whitefish, and sturgeon. About 81 per cent of the recaptured fish were retaken within a radius of 25 miles
Authors
Oliver H. Smith, John Van Oosten
The gold quartz veins of Grass Valley, California
The gold quartz veins in the vicinity of Grass Valley, Calif., have been actively mined since the fifties of the nineteenth century. Lindgren mapped the areal geology and studied the mines of the district in 1894, and the accompanying geologic map (pl. 1) is reproduced from his reports. Since then the principal
mines have been deepened, many miles of underground workings have been opened, and new
Authors
W. D. Johnston