Records of Milne Seismograph No. 20, At Wellington, From January, 1905, To December, 1905
(inclusive).

Latitude, 41°17′ S.; longitude, 174° 47′ E. Greenwich mean civil time. Midnight, O h. or 24h.; hours, 1 to 24, Time in hours, minutes, and tenths of minutes.

P.T., preliminary tremors. A.T., after-tremors. Beg., long waves begin. Max., beginning of maximum phase. Last Phase, beginning of last phase. Amp., half range in millimeters.

The instrument is placed in a special room below a house standing, about 30ft. from the edge of a rocky cliff about 50 ft. high, situated about 250 yards from the shore-line of Wellington Harbour.

George Hogben