Corrosion of iron and steel
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H.L.
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Article
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1922
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Elsevier Science
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English
โ 128 KB
florets characteristic of a number of the Composit~ were present. This substitution was complete, no stigmas of Crocus being present. The substitute was identified as a species of Onopordon closely related to Onopordo'Jz sibthorpianum Boiss and Heldr. The materials had been dyed with a mixture of T