Hydrocarbons in the gasoline fraction of
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Article
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1944
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Elsevier Science
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English
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NATIONAL BUREAU OV ~'I'AN DA]IDS NOTES. I 57 rubber from many varieties of plants, now but little known, should be investigated. There is no reason to be pessimistic over the future of natural rubber. Copies of Dr. Bekkedahl's paper are obtainable from the Instituto Agronomico do Norte, Belem, Par