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Page 7215, results 180351 - 180375

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Third special report of the Hawaiian Volcano Observatory of Hawaii National Park and the Hawaiian Volcano Research Association: Ash formations of the island Hawaii
Chester K. Wentworth
1938, Report
The purpose of the study was to determine the areal extent of the various volcanic ash formations, to describe them petrographically and to develop means of discriminating them. The ash formations, long known in a general way, had been only casually observed by geologists. Their interpretation and separation from other...
Fifty-ninth annual report of the Director of the Geological Survey
Walter Curran Mendenhall
1938, Annual Report 59
Basically important in the general program of conservation and development were the results of the Geological Survey's work during the fiscal year 1938. Investigations of the Nation's mineral and water supplies were conducted with all possible vigor and dispatch, thousands of square miles were surveyed for topographic maps, and technical...
The food of the lake trout (Cristivomer namaycush namaycush) and of the lawyer (Lota maculosa) of Lake Michigan
John Van Oosten, Hilary J. Deason
1938, Transactions of the American Fisheries Society (67) 155-177
This paper reports on a qualitative and quantitative analysis of the contents of 4,979 lake trout stomachs (593 examined in 1930 and 1,253 collected in 1931 from southern Lake Michigan, 1,446 from northern Lake Michigan and 1,687 from Green Bay in 1932), and of a total of 1,528 lawyer stomachs...
Photosynthesis
W.M. Manning
1938, Journal of Physical Chemistry (42) 815-854
[No abstract available]...
Michigan's commercial fisheries of the Great Lakes
John Van Oosten
1938, Michigan History Magazine (22) 107-145
Five races of cottontail rabbits belonging to three species occur in Virginia. One of them, the Mearns cottontail (Sylvilagus floridanus mearnsi), is reported here for the first time. It occurs in six southwestern counties of the state, while the eastern cottontail (S. f. mallurus) occurs in the remainder of...