A new bore-hole camera
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Article
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1952
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Elsevier Science
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English
β 68 KB
Salt Dampening Problems Solved.--The age old problem of salt's dampening and caking in humid weather has finally been alleviated by the makers of Diamond Crystal Weather-pruf Salt, a proJuct of General Foods. Technicians and scientists achieved this after more than 20 years of experimentation by add