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184617 results.

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Page 7250, results 181226 - 181250

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Publication Extents

Not all publications have extents, not all extents are completely accurate
The volcanic history of the San Juan Mountains, Colorado
Esper S. Larsen Jr.
1929, Eos, Transactions, American Geophysical Union (10) 105-107
The San Juan Mountains, which are made up chiefly of volcanic rocks, are located in southwestern Colorado and occupy a rudely circular area of over 10,000 square miles, or larger than the state of Massachusetts. They have been studied and mapped geologically by the United States Geological Survey, chiefly by...
Hawaiian Volcano Observatory bulletins - 1929
1929, Report
The Hawaiian Volcano Observatory (HVO) Bulletin series was an informal publication issued between the years 1913 to 1929. Individual issues contain information on volcanic and earthquake activity, volcano research, and volcano monitoring in Hawaii, and issues often included photographs, sketches, and data plots. Information on volcanic activity at other locations...
Coregonid fishes of the Great Lakes
Walter N. Koelz
1929, Bulletin of the United States Bureau of Fisheries (43) 297-643
Wherever they occur, the coregonids, like the salmonids, are important food fishes; but probably nowhere do they attain so much importance in the fisheries as in the region of the Great Lakes. This investigation has as its object the determination of the forms of coregonid fishes that occur in...
A preliminary report on the growth of the rock bass, Ambloplites rupestris (Rafinesque), in two lakes of northern Wisconsin
Stillman Wright
1929, Transactions of the Wisconsin Academy of Sciences, Arts, and Letters (24) 581-595
For several years the Wisconsin Geological and Natural History Survey has been making a limnological study of lakes in the northern part of the State. Because of the fact that so much has been learned of the physical, chemical and biological conditions in these lakes, the region seems particularly favorable...
Stream measurement work: Chapter 10 in Sixteenth biennial report of the State Engineer to the governor of Utah: 1927-1928
A.B. Purton
1928, Utah State Engineer Biennial Report 16-10
The co-operative stream measurement work has been continued during the biennium by the United States Geological Survey under co-operative agreement with the State Engineer. This agreement is essentially the same as that outlined in previous reports. Those interested in the details and history of the co-operative stream gaging operations in...
Forty-ninth annual report of the Director of the Geological Survey
George Otis Smith
1928, Annual Report 49
The appropriations made directly for the work of the Geological Survey for the fiscal year 1928 included 10 items, amounting to $1,807,880. In addition $109,000 was appropriated for printing the reports of the Geological Survey, and $11,000 for miscellaneous printing and binding, and an allotment of $15,763.95 for miscellaneous supplies...