Germany and chemical industry
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Martin, N. H.
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Article
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1914
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Wiley (John Wiley & Sons)
โ 740 KB
tho second tank thnt Mr. Duckworth had spoken wit} o~~tiniism ns to the succctw of tho tntntmcnt. I n rcply tc Jlr. Thomson, thc snniplcs Of sludgc wcm tnkca indie criminntely from diffcmnt pnrta of tho tank nnd atdifforcnl depths, nnd all mixed togcthcr. nnd n rcpmaontativc snniplo tnkcn from thc b