Projektierungen und Apparaturen für die
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McD, J. W.
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Article
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1927
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Wiley (John Wiley & Sons)
⚖ 139 KB
ire described ns the siiiiplcst and imst coninion form (p. 29). It is to be hoped tlic latter .sttitenictit is not i i o w true. Plienolphtlinlcin (p. 27) is wid to be usclcss 3s a n iiiilicntor i n prcscnct: of nniuioriin aiid its salts, yet its iisc is rccoinnicndcil in tlie eafimation of ntntiion