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Earthquake Records of Milne Seismograph No. 16, at Christchurch, with New Type of Recorder. Latitude, 43° 31' 48" S.; longitude, 172° 37' 13" E.; time employed, Greenwich civil time. Amplitude-half-range in millimetres.

Earthqi UAKE Reco] jds of Milne Seism [ograph No. 16, t Recorder. iT Christchurch, with New Type of Late implitui itude, 43° c de = half-raj 11' 48" S.; longitude lge in millimetres. , 172° 37' 13" E.; ; time employed, Greenwich civil time. Date. Commencement. Maxima. Maximum Maxima. Amplitude. Natural Duration. Boom Period. Remarks. 1912. kpril 14 „ 15 „ 20 Hay 15 H. M. 22 47-5 16 20-0 1 47-2 0 11-3 H. M. Millimetres. 22 57-5 9-9 16 26-3 2-0 16 27-4 1-7 2 06-5 1-5 0 13-3 1-9 0 15-8 2-2 0 19-5 2-2 13 590 0-6 14 030 0-9 14 060 0-5 3 22-7 0-4 H. M. 22 57-5 16 26-3 16 27-4 2 06-5 0 13-3 0 15-8 0 19-5 13 590 14 030 14 060 3 22-7 H. M. Seconds. 1 18-0 15 2 0-3 End obscured by N.T. „ 17 13 58-1 1 000 Duration obscured by N.T. „ 23 2 44-7 1 390 Mean period of long waves, 40 sees., 30 sees., and 20 sees, successively. Origin, North Island, New Zealand. L.W. commence, 6 h. 39 m. Duration obscured by N.T. „ 26 6 38-8 6 40-8 6-0 6 40-8 0 55-3 rune 6 luly 7 19 „ 25 „ 26 „ 26 17 39-2 9 44-8 21 360 23 15-3 2 33-6 7 57-4 17 450 0-4 9 47-8 0-2 9 54-0 0-2 9 58-2 0-2 21 55-4 2-4 22 100 0-8 23 33-8 11 24 02-5 0-5 3 00-8 1-8 3 290 10 8 131 2-4 8 15-9 1-2 8 180 1-3 8 24-3 0-8 8 290 0-5 23 33-5 20 23 33-9 11 24 02-7 0-5 2 58-7 2-0 3 26-5 10 3 04-5 1-4 17 45-0 9 47-8 9 540 9 58-2 21 55-4 22 100 23 33-8 24 02-5 3 00-8 3 290 8 131 8 15-9 8 18-0 8 24-3 8 290 23 33-5 23 33-9 24 02-7 2 58-7 3 26-5 3 04-5 0 28-0 1 50-2 15 2 02-0 2 200 .'. Waves 24 sees, period. Excellent record. 23 15-5 1 290 15 Duration obscured by N.T. .ug. 6 7 2 37-5 2 + Succession of tremors, with maxima increasing and decreasing gradually. 2 boo 9 1 57-5 23 18-4 19 30-7 3 10-5 1-8 3 160 11 3 20-2 10 23 20-2 0-4 19 400 11 3 10-5 3 160 3 20-2 23 20-2 19 400 19 510 8 200 5 350 21 29-8 21 341 21 42-6 21 451 21 48-8 4 06-8 4 10-3 10 16-8 9 44-4 9 47-9 0 49-3 0 53-5 11 01-6 3 boo .'. 0 09-6 „ 16 „ 17 „ 18 Sept. 1 „ 29 8 170 5 230 21 09-8 19 510 8 200 0-2 5 350 0-5 21 29-8 31 21 34-1 3-7. 21 42-6 2-9 21 451 2-5 21 48-8 2-0 4 06-8 10 4 10-3 0-4 10 16-8 10 9 44-4 2-0 9 47-9 1-7 0 49-3 0-2 0 53-5 0-5 11 01-6 Iff 0 320 1 320 .. . End obscured by N.T. 4 05-1 3 160 i5 Duration uncertain. Oct. 16 17 „ 20 10 08-0 9 39-5 End obscured by N.T. Nov. 13 0 440 1 110 Deo. 6 Duration uncertain. 1913. Jan. 24 4 35-6 4 35-7 1-6 4 35-7 0 061 Felt at Christchurch ; origin, near Masterton, North Island, N.Z. Origin, near Westport, N.Z. Duration obscured by N.T. Feb. 22 Mai. 10 1 091 8 56-8 1 09-7 4-0 14 10-5 0-8 9 060 40 9 11-4 3-5 9 22-5 70 9 28-6 50 9 32-2 5-5 9 38-6 50 8 480 1-5 1 09-7 14 10-5 9 060 9 11-4 9 22-5 9 28-6 9 32-2 9 38-6 8 480 0 520 14 8 430 2 280 End obscured by N.T. 30