Congressional Edition Volume 6191 - Congress, United States, Professor

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1912 edition. Excerpt: ...of iron and has a density of 1.26; in Belgium, its density is 1.28 to 1.29 and it contains 29 per cent of the salt.--Bull. Soc. roy ...