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Report Of Progress Idjen Crater Lake Project April 1957
A number of important phones of the investigation of te Idjen Crater Lake as a source of Eynsu and other chemicals have beon, or will shortly be completed. In view of this and since the writer shall be leaving Indonesia on April 8th for a reriod of four monthn, this opportunity is taken to bring the Bank Indistri Negara up to date on the present status of the vork on the Idjen Crater Lake project.
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