Journal of the Washington Academy of Sciences, 8. sējumsWashington Academy of Sciences, 1918 Sept. issue 1970- contains directory of members. |
No grāmatas satura
1.5. rezultāts no 100.
9. lappuse
... tion , its displacement will be greater than when unorientated , and absorption due to transformation of the X - rays into other types of energy will be greater . For the relatively long waves used by Forman the ratio of the absorption ...
... tion , its displacement will be greater than when unorientated , and absorption due to transformation of the X - rays into other types of energy will be greater . For the relatively long waves used by Forman the ratio of the absorption ...
11. lappuse
... tion coefficient of y - rays the electron must have an effective radius of about 2.3 × 10-10 ст . In order to explain the fact that the emergent scattered radiation is more intense than the incident radiation , it is necessary to assume ...
... tion coefficient of y - rays the electron must have an effective radius of about 2.3 × 10-10 ст . In order to explain the fact that the emergent scattered radiation is more intense than the incident radiation , it is necessary to assume ...
18. lappuse
... tion , and ( 3 ) younger rocks which lie horizontally on the eroded sur- faces of the rocks of the other two classes . The age of the various rocks is not definitely known . The iron - bearing formation of the Cuyuna district presents 18.
... tion , and ( 3 ) younger rocks which lie horizontally on the eroded sur- faces of the rocks of the other two classes . The age of the various rocks is not definitely known . The iron - bearing formation of the Cuyuna district presents 18.
27. lappuse
... tion of the Medical Society of the District of Columbia . Dr. H. M. SMITH reported that the recent fur - seal census shows an increase of about 10 per cent over the previous census , the total number being 468,000 . He also reported ...
... tion of the Medical Society of the District of Columbia . Dr. H. M. SMITH reported that the recent fur - seal census shows an increase of about 10 per cent over the previous census , the total number being 468,000 . He also reported ...
31. lappuse
... tion , T. R. Peale , S. F. Baird , Theodore Gill , and myself . From the Geological Survey ( there was at that time no National Sur- vey ) came Dr. F. V. Hayden ; the Signal Service was represented by General A. J. Myer ; from the ...
... tion , T. R. Peale , S. F. Baird , Theodore Gill , and myself . From the Geological Survey ( there was at that time no National Sur- vey ) came Dr. F. V. Hayden ; the Signal Service was represented by General A. J. Myer ; from the ...
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A. S. HITCHCOCK abstracts ACADEMY AND AFFILIATED Academy of Sciences affiliated Societies American ammonia anorthosites appear artillery atoms axial ratio bark cloth bean beds biological Bureau of Standards calcareous cells cent changes cheekteeth chemical clay color copies Cosmos Club crystals cyanamide process deposits dolomite editors Eocene feet formation genera genus Geol guns halophytes hypsodont illustrated infraorbital foramen instrument islands Jackson JOURNAL limestone magnetic maho manuscript Marianna limestone marl measurements meeting method Mint Spring Miocene Mississippi nitric acid OBERHOLSER Oligocene original Paumotu Phaseolus plants present production Prof R. W. STONE record refractive indices region relation Research River rocks salinity salt sand scientific Secretary sericite shale shell SOCIETY OF WASHINGTON Society was held sodium soil species specimens structure temperature text figures tion U. S. Geological Survey U. S. National upper Vicksburg WASHINGTON ACADEMY William
Populāri fragmenti
156. lappuse - The fire was produced in a few seconds : but to a person who does not understand the art, it requires, as I found, the greatest exertion ; but at last, to my great pride, I succeeded in igniting the dust.
208. lappuse - ... stated manner becomes imperative. A consideration of the method whereby accumulation of plagioclase crystals might take place leads to the conclusion that the most promising is the separation by gravity of the femic constituents from gabbroid magma, while the plagioclase crystals, which are basic bytownite, remain practically suspended. Then, at a later stage, when the liquid has become distinctly lighter, having attained diorite-syenite composition, the plagioclase crystals, which are now labradorite,...
354. lappuse - Every one of the visceral changes that have been noted the cessation of processes hi the alimentary canal (thus freeing the energy supply for other parts); the shifting of blood from the abdominal organs...
518. lappuse - Prodromus, and claimed to exhibit " a list of all the plants which have as yet been collected," though now rare, and long out of print, is still to be found in a few botanical libraries.
224. lappuse - By joint action the Secretaries of War and Navy, with the approval of the Council of National Defense, have authorized and approved the organization, through the National Research Council, of a Research Information Committee in Washington with Branch Committees in Paris and London, which are intended to work in close cooperation with the offices of the Military and Naval Intelligence, and whose function shall be the securing, classifying, and disseminating of scientific, technical, and industrial...
224. lappuse - Intelligence. 3. The initial organization of the committee in London is (a) The scientific attache representing the Research Information Committee; Dr. HA Bumstead, attache. (b) The military attache, or an officer deputed to act for him. (c) The naval attache, or an officer deputed to act for him.
260. lappuse - Asia, give plausibility to the fourth theory. the seat of an ancient civilization as .old as 8250 BC Great climatic changes have there converted what was once a moist and fertile land into an arid desert and caused the inhabitants to migrate to other parts of the world. It was this perhaps that drove the Sumerians into the Euphrates valley and that forced other peoples down upon the TibetoBurmans and caused the movements of population in China. The earliest Sumerian monuments show that people to...
224. lappuse - To serve as centers of distribution to the American expeditionary forces in France and to the American naval forces in European waters of scientific and technical research information, originating in the United States and transmitted through the Research Information Committee in Washington.
55. lappuse - The case is different with gas shells. The gas shells are the most important of all methods of using gas on the Western Front, and are still in course of development. The enemy started using them soon after the first cloud attack. He began with the celebrated "tear
20. lappuse - Cuyuna district which have been found up to the present time can all be grouped under three classes, (1) metamorphosed sedimentary and igneous rocks interlayered with each other in beds and lenses, usually with steep dip due to extensive folding, (2) igneous rocks intruded into the metamorphosed rocks subsequent to their metamorphism and deformation, and (3) younger rocks which lie horizontally on the eroded surfaces of the older rocks.