2 results for “Reaction Department”
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Company document · Sumner Simpson Papers · April 18, 1938
Leroy U. Gardner, Second Progress Report on Experimental Asbestosis (1938)
…rabbits, white rats and a cat showed no fibrosis and only "the very earliest stages of asbestosis"; much less reaction than an earlier experiment with coarser dust at a tenth or less of the concentration. Dr…
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Company document · Sumner Simpson Papers · September 23, 1937
Vandiver Brown to Sumner Simpson Enclosing Dr. Gardner's Report on Five Months of Asbestos Experiments (1937)
…He said the absence of fibrosis was expected this early, since in his earlier experiment the reaction had appeared only after eighteen months, and that "It is too soon to speculate as to the significance of…