Portable seismic telemetry equipment for volcanic surveillance /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Myers, N.O
Kaituhi rangatōpū: Geological Survey of Papua New Guinea
Hōputu: Pukapuka
I whakaputaina: [Port Moresby] : Geological Survey, 1971.
Rangatū:Note on investigation (Geological Survey of Papua New Guinea) ; 71-021
Ngā marau:
Volcanic activity prediction.
Telemeter.
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Whakaahuatanga
Whakaahutanga tūemi:Investigation no. 69501A.
Whakaahuatanga ōkiko:[6 leaves] : ill.

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