A handful of nice cnc grinding pictures I discovered:
Image from web page 144 of “Underground water sources of Iowa” (1912)
Image by World wide web Archive Book Images
Identifier: undergroundwater00nort
Title: Underground water resources of Iowa
Year: 1912 (1910s)
Authors: Norton, William Harmon, b. 1856 Hendrixson, Walter Scott, 1859- [from old catalog] joint author Simpson, Howard E. (Howard Edwin), 1874-1938, joint author Meinzer, Oscar Edward, 1876- [from old catalog] joint author Iowa. Geological survey. [from old catalog]
Subjects: Water-supply
Publisher: Washington, Govt. print. off.
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress
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About This Book: Catalog Entry
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Text Appearing Just before Image:
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Text Appearing After Image:
(D ^ S^ +J rC nj P MP t> fe ■ c3p d d fl 134 UNDERGEOUND WATER Resources OF IOWA. a & 9 ft ® O & ^three ■? a >, two 3 *: o C3 is ^ is © i* £ a Oi ^ o T) o n1 ft CO t>, ^ ^ fe C ,=five cS-O is§ s> a !> w C9 03 a^ ^ S a »® S a S g ® ^five S i-l 1-1 02 o -^ O 03 >>.-So.-H M.-S MO a .. o S So3o S 3ft fl ^1 15| o^ ^ CQ « s S Sag o o a, a CHAPTER V.CHEMICAL COMPOSITION OF UNDEKGROUND WATERS. By W. S. Hendrixson. INTKODUCTION. NATURE OF ANALYSES. The analytical function of this investigation has been confined todetermination of these mineral or inorganic constituents that are com-monly found in practically all ground waters and that have an importantbearing on the suitability of the waters for municipal and industrialuses. The following: are the substances determined: Silica (SiOa).Iroii(Fe).Aluminum (Al).Calcium (Ca).Magnesium (Mg).Sodium (Na). Potassium (K).Carbonate radicle (CO3).Bicarbonate radicle (HCO3).Sulphate radicle (SO4).Ni
Note About Pictures
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Stadler030
Image by wirtschaftsteiermark
Stadler CNC Technik Detuschfeistritz Steiermark Wirtschaft Buchmann SFG Styria Austria Technologie Innovation technologies innovation Metall Verarbeitung
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Stadler029
Image by wirtschaftsteiermark
Stadler CNC Technik Detuschfeistritz Steiermark Wirtschaft Buchmann SFG Styria Austria Technologie Innovation technology innovation Metall Verarbeitung
Dieses Bild kann unter Angabe der Quelle verwendet werden
www.wirtschaft.steiermark.at
www.sfg.at