C—l.

Recobds of Milne Seismograph No. 16, at Chkistchukch. Latitude: 43° 31' 50" S. Longitude : 1721° 37' 18" E. Time employed: Greenwich Mean Civil Time.

No. 1, 2, . . for each month. Time: G.M.C.T., as stated above. P.T. = Preliminary tremors less than 2mm complete amplitude; A.T. = After-tremors less than 2mm. complete amplitude ; B.E. = Beginning and end o vibrations not less than 2mm. ; Amp. = Half range in millimetres ; B.P. = Boom period.

186

Ebcobds of Milne Seismogeaph No. 16, at Chkistchukch. Latitude: 43° 31' 50" S. Longitude : 172° 37' 18" E. Time employed: Greenwich Mear Civil Time. tfo. 1, 2, . , . for each month. Time: G.M.C.T., as stated above. P.T. = Preliminary tremors less than 2mm complete amplitude; A.T. = After-tremors less thau 2mm. complete amplitude ; B.E. = Beginning aDd end o vibrations not less than 2mm. ; Amp. = Half range in millimetres ; B.P. = Boom period. Maxima. 2 P.T. .. AT * from •*■ Amp. B. jjj] B.P. Remarks. Prom To ■ ; i 28 H. m. 14 53-8 H. in. 15 03-4 H. in. 15 23-3 15 24-7 I 15 29-2 16 08-5 H. m. Mabch, 1902. Mm. H. in. H. in. 4-2 4-0 3-1 I 15 38-7 ! 18 11-0 0-8 J Indefinite Sees. 31 17 I 17 Apbil, 1902. 16 1 6 7 7 7 9 10 13 14 It 17 19 06 53-2 02 3J-0 05 39-0 08 02-2 Indefinite 14 43-7 04 53-0 22 24-7 23 33-5 17 22-0 02 37-2 02 48-0 09 11-0 09 12-7 J 00 58-0 I 02 34-2 : 05 52-2 : 08 07-5 08 08-7 14 51-0 I 04 59-0 i 22 37-5 23 38-2 17 24-0 03 15-2 03 19-2 21 45-0 21 47-0 i 15 31-0 18 02-0 10 50-5 10 55-2 12 05-0 04 52-7 05 30-0 18 15-2 0-2 • • ! Indefinite 0-2 0-3 .. 07 05-0 0-3 .. 02 54-0 1-0 .. 06 43-7 0-2 • ■ Indefinite 0-9 .. ; Indefinite 0-2 0-1 .. 05 10-0 0-1 .. 22 43-0 0-2 .. 23 46-0 0-1 .. 17 30-0 8-6 12-0 04 21-0 05 56-0 1-3 1-4 21 47-5 22 30-0 0-2 .. 15 46-5 1-0 .. Indefinite 0-1 0-1 .. 11 02-5 0-1 .. 12 16-7 0-4 0-1 .. 05 33-0 0-4 16 16 16 16 16 16 16 16 16 16 16 20 21 42-0 21 44-0 16 Origin Guatemala. 21 21 22 15 10-0 Indefinite 10 48-0 16 16 16 25 ■27 27 38 11 44-0 16 16 16 16 Sudden tremor. Tremor storm in progress. 11 55'0 May, 1902. 2 5 7 7 8 8 21 06 00-0 03 43-0 02 55'0 13 27-0 12 53-5 12 17-7 12 31-0 06 02-2 03 49-2 06 16-0 03 12-0 13 27-7 12 54-0 12 56-2 00 14-0 05 20-0 07 122 07 18-2 ! 0-2 .. 13 01-0 0-1 0-4 .. 06 12-5 0-1 .. 03 53-0 0-1 0-2 .. 03 40-0 0-6 .. 13 31-0 0-1 0-1 .. 13 02-2 01 .. 00 16-5 02 .. : 05 27-2 0-5 .. 07 41-9 0-6 16-7 16-7 16-7 16-7 16-7 16-7 16-7 25 31 31 00 09'5 05 08-7 07 09-7 16-7 16-7 16-7 20 40-5 June 1902. 7 10 18 19 19 21 22 20 03 37'2 00 17-2 05 06'7 12 28-0 06 51-5 02 02-2 05 23-5 05 09-5 12 30-7 21 32-0 21 48-2 03 46-0 00 28-2 05 10-0 12 31-0 06 59-0 02 08-2 05 51-2 0-2 .. 22 13-0 0-2 0'3 .. 03 58-2 0-2 .. 00 52-9 1-6 .. 05 33-2 1-9 .. 13 037 0-7 0-5 .. 02 20-2 0-6 .. 06 31-0 Iβ Lβ 16 16 16 16 16 16 7 28-0 8 49-0 13 07'8 July, 1902. 6 6 6 13 15-0 7 32-0 8 55-0 13 18-0 13 33-0 13 36-5 2 45-6 0-3 .. 07 37-0 0-2 .. 09 12-0 7-0 3-0 3-2 0-5 .. 03 30-0 + 16-6 16-6 Elongated swelling. Elongated swelling. 2 39-5 16-6 A.T. obscured by night tremors (N.T.). 2 3 9 H. m. H. m. H. m. ; 22 51-8 22 56-0 20 12-0 14 44-3 14 46-4 I 8 25-6 8 27-1 4 20-3 4 21-9 I H. m. " 4 34'6 August, 1902. Mm. H. m. M. m. 30 2-5 2-1 .. " 2-1 ■ 0-8 .. 5 04-2 8-0 8 36-3 7-2 .. 10 08-8 3-5 4-0 .. 7 14-8 Sees. 16-6 Origin Suva(?). Beginning and end obscured by N.T. Swelling of Line. Sudden. P.T. and A.T. obscured. Elongated swelling. 13 16 4 54'6 8 11-8 8 24-0 22 3 20-8 3 41-2 Origin Kashgar.