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  1. NLM Digital Collections - Rules relating to the control of silica dust in stone crushing operations 
    Publication: Albany : State of New York, Department of Labor, Board of Standards and Appeals, 2nd July 1941
    resource.nlm.nih.gov/30320320R
    Rules relating to the control of silica dust in stone crushing operations ... Silicon Dioxide -- adverse effects ... Rules relating to the control of silica dust in stone crushing operations New ... Dust -- prevention & control Silicon Dioxide -- adverse effects Occupational ...
  2. NLM Digital Collections - Preservation of Bacterial Cultures on Silica Gel 
    Publication: Produced: 1 January 1952
    resource.nlm.nih.gov/101584906X7859
    Preservation of Bacterial Cultures on Silica Gel ... Preservation of Bacterial Cultures on Silica Gel Produced: 1 January 1952 Lederberg, Joshua Essays Archival Materials Text 1 pages nlm:nlmuid-101584906X7859-doc 101584906X7859 http://resource.nlm. ...
  3. NLM Digital Collections - The dispensatory of the United States of America 
    Publication: Philadelphia : Lippincott, 1874
    resource.nlm.nih.gov/101539501
    ... principle, lignin, salts of potassa and lime, and silica; and thinks that a vinegar or ointment of ... various saline substances, besides free malic acid and silica. Dr. Probst, of Heidelberg, afterwards found in it ...
  4. NLM Digital Collections - A dictionary of arts and sciences (Volume 2) 
    Publication: Philadelphia : Published by Isaac Peirce ..., 1815-1816
    resource.nlm.nih.gov/60210040RX2
    ... saclactic acid, and traces of phosphoric acid and silica. But all these ingredients are not essential to ... is composed of 58.25 alumina 38.00 silica 3.75 a trace of iron, and loss. ...
  5. NLM Digital Collections - Industrial survey of the state of Ohio : evaluation of industrial hygiene problems 
    Publication: Columbus, Ohio : Ohio Department of Health, 1940
    resource.nlm.nih.gov/30210670R
    ... MOltO* . CO tO to s Organic dusts : : : : M: b s Silica dust • £> • O • • • 05M* • • • o 00 • • • bo p Dyes ... Silicate dusts Organic solvents Mineral acids Organic dusts Silica dust Dyes Coal tar products Salts Other metals ...
  6. NLM Digital Collections - Locus of impaction of particulates 
    Publication: [Japan?] : GHQ Technical Intelligence Department, 15 December 1948
    resource.nlm.nih.gov/30320390R
    ... con- nective tissues I, KURODA i 4 i Silica dust (89-93* 3102) deposited in alveoli 90$ ... thelial cells of trachea K. KCBAYASHI Deposition of silica dust (47- 57$ free silica) in alveoli 72. ...
  7. NLM Digital Collections - Evaluation of the industrial hygiene problem of the State of Colorado 
    Publication: Denver, Colorado : State of Colorado Board of Health, 1939
    resource.nlm.nih.gov/30310110R
    ... 838 13 17 1 6 - 347 3 24 Silica Dust 6374 2546 22 301 - 433 2171 144 ... 4 .1 .5 - 13.8 .1 1.6 Silica Dust 20.5 55.3 2.9 31. ... 12.2 .2 .2 * .1 - 5.1 « .3 Silica Dust 6374 39.9 • 3 4.7 - 7. ...
  8. NLM Digital Collections - Encyclopaedia Americana: a popular dictionary of arts, sciences, literature, history, ... 
    Publication: Philadelphia : Carey & Lea, 1830-33
    resource.nlm.nih.gov/00110080RX11
    ... temples, theatre's, amphithe- atres, circuses, naumachiae, porticoes, ba- silica?, baths, gardens, triumphal arches, columns, sewers, aqueducts, sepulchres, & ...
  9. NLM Digital Collections - An index of diseases, their symptoms, and treatment : arranged in alphabetical order for easy ... 
    Publication: Philadelphia : Blakiston, 1882
    resource.nlm.nih.gov/63540040R
    ... saline salts. There is an unusual amount of silica in the Pittville saline; A1INERAL AYATERS. 413 while ... are also small quantities of sulphate of potash, silica, iodide of sodium, and bromide of magnesium; with ...
  10. NLM Digital Collections - Final report on the geology of Massachusetts 
    Publication: Northampton : Butler, 1841
    resource.nlm.nih.gov/60741140R
    ... soil, the residue is mostly a compound of silica with alumina, iron, lime, magnesia, &c. usually called Silicates, be- cause the silica is regarded as acting the part of an ...
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