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  1. 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. ...
  2. 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. ...
  3. 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, & ...
  4. 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 ...
  5. 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 ...
  6. NLM Digital Collections - The American dispensatory, containing the operations of pharmacy : together with the natural, ... 
    Publication: Philadelphia : Published by Thomas Dobson and Son ..., William Fry, printer, 1818
    resource.nlm.nih.gov/2547021R
    ... Bu- I Sidero-calcite - - - 2 837 T. 2 Silica .... 2.66 K. «o Slate, common schistus - 2. ... Malic, Fixed oils. Acetic, Sulphurous, Nitric, Boracic, Prussic, SILICA. Acid. Fluoric, Potass. Fluoric, OXYD OF ARSENIC Ammonia. ...
  7. NLM Digital Collections - The American dispensatory, containing the operations of pharmacy : together with the natural, ... 
    Publication: Philadelphia : Published by Thomas Dobson ..., William Fry, printer, 1814
    resource.nlm.nih.gov/2547020R
    ... or Y. for yttria, alumina Al. zirconia Z. silica SI. The fifth genus is a circle, 11. ... expressed by placing the signs, of soda and silica side by side, 41; the liquor silicum, by ...
  8. NLM Digital Collections - The American dispensatory, containing the operations of pharmacy : together with the natural, ... 
    Publication: Philadelphia : Published by Thomas Dobson ..., Fry and Kammerer, printers, 1810
    resource.nlm.nih.gov/2547019R
    ... expressed by placing the signs of soda and silica side by side, 41; the liquor silicum, by ... gradation from the insipidity, insolubility, and infusibility of silica, to the causticity, solubility, fusibility, and comparative volatility ...
  9. NLM Digital Collections - Medical lexicon : a dictionary of medical science : containing a concise account of the ... 
    Publication: Philadelphia : Lea and Blanchard, 1846
    resource.nlm.nih.gov/101515244
    ... and-man- ganese, some traces of alumina and silica, gela- tin, fat, and water. The use3 of ... magnesium, sulphates of magnesia and lime, sulphur, and silica. The temperature is from 78° to 9s>° Fahrenheit. ...
  10. NLM Digital Collections - The elements of materia medica and therapeutics (Volume 1) 
    Publication: Philadelphia : Lea and Blanchard, 1846
    resource.nlm.nih.gov/101507075X1
    ... third part, by weight, of this principle; for silica, carbonate of lime, and alumina, the three most ... Theoretical Geology, p. 8.- Lond. 1834.) calculates that silica alone constitutes " forty-five per cent, of the ...
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