Produced by Chris Curnow and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Transcriber's Note: Printer's inconsistencies in spelling, punctuation and hyphenation have been retained. In the text Mn.O_2, the underline (_) is used to indicate that the 2 is printed as subscript.…
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