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Anna. Progress reports to licence expiry/full surrender, for the period 23/2/1977 to 22/2/1978.
Contains a SADME-written report on the November 1976 SA Government appraisal drilling of the Anna Coalfield (2 rotary mud/partly cored holes, total penetration 159.62 m, including 28.36 m of coring) to determine coal quality and verify thickness of...-
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