H.—34.

The accompanying map shows the approximate epicentres of the most important earthquakes in 1930. The epicentres were determined from the seismological records of the Observatory in conjunction with non-instrumental reports. The small inset map shows the epicentres in the south-west Pacific. The epicentres outside New Zealand were determined from the seismograms at Wellington and Suva in conjunction with seismological reports from the following stations : Sydney, Riverview, Melbourne, Adelaide, Perth, Apia, Batavia, Manila, Taihouku, La Plata, Strasbourg, United States Coast and Geodetic Survey, Jesuit Seismological Association.

Earthquake Epicentres, 1930.

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