Results 31 to 40 of about 79,598 (114)

Chemistry of the Spring Waters of the Ouachita Mountains Excluding Hot Springs, Arkansas [PDF]

open access: yes, 1980
This report is based on the chemical analysis of the waters from 93 springs and 9 wells. Springs, when free from metal plumbing, provide an uncontaminated source of the ground water and it was desired to obtain water uncontaminated with metals.
Steele, Kenneth F., Wagner, George H.
core   +2 more sources

New and improved demonstrations, each illustrating a single scientific paper [PDF]

open access: yes, 1950
Thesis (Ed.M.)--Boston ...
Bellows, William O.   +13 more
core   +1 more source

A Summary of gold fineness values from Alaska placer deposits [PDF]

open access: yes, 1981
This report is the first in a series of publications by the Mineral Industry Research Laboratory and the Alaska Division of Geological and Geophysical Surveys under a special appropriation by the Alaska State Legislature to the School of Mineral Industry
Hawkins, D.B., Metz, P.A.
core  

Boston College Environmental Center Summer Institute on Surtsey and Iceland [PDF]

open access: yes
Studying geology, geochemistry, and biology of Iceland and Surtsey as examples of new and extreme ...
Ponnamperuma, C., Skehan, J. W.
core   +1 more source

Generant controller development for the advanced liquid propulsion system /ALPS/ [PDF]

open access: yes
Generant controller for advanced liquid propulsion ...
Mac Glashan, W. F., Jr.
core   +1 more source

Sustainable Design of Energy Systems - The Case of Geothermal Energy [PDF]

open access: yes
Geothermal energy is one of the renewable energy resources with a vast potential. It is extended spatially in many areas, isolated from urban areas and direct uses, whereas its utilisation when it is not for electricity production is many times hampered ...
Dias Haralambopoulos, Heracles Polatidis
core  

Loads and Aeroelasticity Division research and technology accomplishments for FY 1984 and plans for FY 1985 [PDF]

open access: yes
The loads and aeroelasticity divisions research accomplishments are presented. The work under each branch or technical area, described in terms of highlights of accomplishments during the past year and highlights of plans for the current year as they ...
Dixon, S. C., Gardner, J. E.
core   +2 more sources

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