C—lα.

Records of Milne Seismograph No. 16, at Christchurch. Latitude: 43° 31' 50" S. Longitude : 172° 37' 18" E. Time employed: Greenwich Mean Civil Time. Time: G.M.C.T., as stated above. P.T. = Preliminary tremors less than 2mm. complete range; A.T. = Aftertremors less than 2mm. complete range; B.E. = Beginning and end of vibrations not less than 2mm.; Amp. = Half-range in millimeters.

4—C. lα.

25

axiiim Amp. E. A.T. till B.P. Remarks. from From To April, 1907. H. in. H. m. H. in. H. m. 9 54-4 .. 10 027 Mm. H. hi. H. m. Indefinite Sees. 7 5 .8 9 !0 19 6 32-5 7 020 7 30-9 21 11-4 21 39-8 21 486 0 072 0 320 0 3tv2 2 13-5 .. 2 21-8 Indefinite .. 18 10 7 4-1 7 52-7 1-5 22 00-5 1-5 0 42-4 1-3 0-7 9 25-8 22 506 2 00-5 3 270 Indefinite Followed by continuous tremors. Small, and in middle of night tremors. !4 23 40-9 24 02-6 24 047 1-1 24 07-8 24 38-8 4 9 a 5 58-3 6 08-7 6 180 8 29-9 .. 8 33-0 Indefinite 8 046 8 06 1 May, 190,7. 2-7 6 22-1 l'-'l 8 25-2 Indefinite 8 37-2 Indefinite i A.T. obscured by night tremors. Very Blight. P.T. and A.T. obscured by night tremors. Ditto. .3 .4 .7 !3 21 235 21 26-7 3 50-3 .. 4 02-9 1 22-6 .. 1 24 6 Indefinite .. 11 21-8 1-9 21 33-9 045 0-4 04 4 22-5 1 31-8 Indefinite Slight. In middle of minute night tremors. A.T. obscured by night tremors. In midiile of continuous tremors. P.T. and A.T. obscured by night tremors. B 5 08-6 5 13-5 5 138 and 5 158 1-4 5 20-0 n Indefinite .. 22 049 0-7 SI 12 51-8 12 58-0 4-9 13 19-7 3 46-2 ... 4 239 9 57-2 .. 10 10-7 12 17-9 .. 12 21-0 9 06-3 .. 9 07-9 Jone, 1907 5 39-9 11 48-9 12 35-5 9 17-7 B 8 L8 8 0-4 0-7 0-3 1-9 Felt in towns south of Timaru. Very small, carrot-shaped. L9 L9 17 17 28-6 19 038 19 30-7 19 32-2 Indefinite 22 43-0 22 49-2 1-9 19 44 1 6-0± 22 55-4 17 33-8 20 378 Indefinite In middle of continuous tremjrs. 8 8 !(> 19 !>J 0 481 .. 0 51-2 5 06-7 •• 5 10 8 14 21-5 0 55-7 .. 1273 19 51-4 .. 20 110 July, 1907. 0-25 .. ' 0-8 0-8 0-6 04 1 07-7 5 44-6 In middle of night tremors. 2 20-6 20 44-1 August, 1907. 7 38-6 8 12-'J 23 11-9 4 5 8 Lβ L8 L9 18 !.! 18 SI 6 391 .. 6 44-8 7 02-7 • • 7 04-7 21 54-4 22 05-7 22 06 8 3 57-7 6 17-6 .. 6 21-7 6 09-5 .. 6 16-8 7 10-0 .. 7 13-1 13 3H0 .. 13 47-3 19 20-8 .. 19 23-9 8 43-8 .. 8 48-9 0-8 0-3 2-4 22 11-9 6 321 6 30-2 7 38-0 14 00-7 20 10-4 8 59-3 Small, sudden. Swelling. Very small. 01 0-3 0-3 16 26-3 16 54-3 16 55-7 5 283 5 32-9 5 36-6 6 007 16 58 f, .. 17 03-8 5 03-8 I September, 1907. 1-5 17 01-4 2-2 5 40-2 6 58-3 6 32-8 17 32-7 5 12-1 A.T. continued for two hours. ± 2 Lβ M !1 1-4 " Thickening of line. .. I Swelling. 1 35-6 .. 2 05-8 and 2 07-7 Indefinite 22 051 22 058 , Indefinite 14 549 4 l.'iG .. 4 18-1 9 00-2 .. 9 02-3 October, 1907. 3 24-9 Indefinite 2 10 1-9 35 22 09-2 In middle of continuous tremors. In middle of night tremors. 11 17 17 5-9 Indefinite 0-2 0-4 4 34-0 9 10-4