No. 7.] HORIZONTAL INTENSITY. 101 
OBSERVATIONS OF VIBRATION. 
Date 1893. August 1. 1894. August 18. 
Lat. N. 69° 41‘ Sites: 
Long. E. 60° 99° Khabarova 128° 7! 
Clock Chron. Kutter Haagensen 
Daily rate — 0.35 —9§ 
Magnet VI VI VI V V 
Numb. of vibr. 100 100 100 100 100 
Ti 32:0. Te aie Te BAI 12™ 459° 12” 43:95 
32°2 317 316 44-4 43°4 
31:9 314 315 44-4 42'8 
32'0 314 315 44-2 43'4 
321 312 317 44-2, 42°2 
32°0 316 314 446 42°92 
319 308 31.3 43.8 428 
32°2 30°9 316 440 420 
324 30°7 315 436 42°4 
32:0 31:0 31:7 434 42'0 
31°9 31°8 440 414 
Mean 71™ 32:03° Te Bien) 7™ 31°56* | 12™ 44-165 12™ 49:53° 
y1e 45203 § 4°5199 § 45156 § 76416 ° 76253 * 
I I 
ho ths BaP 39? 46? 595? 348” 
t 450 450 4°50 —0-2° — ot 
log 7’ 0°65517 0°65439 065471 0°88319 0'88226 
log 7 — 000119 — 000061 — 0:00087 — 000144 —0:00049 
log o 0:00000 000000 0:00000 |-+0:00005 + 0:00005 
log 7 065398 0°65378 065384 088180 0°88182 
epl. log T? 869204 869244 869232 823640 823636 
log [1 +24’ + a)é|] — 0:00129 0:00129 0:00129 999997 999998 
log c 036659 036659 036659 036317 036317 
fad 
log H 905992 906032 906020 859954 859951 
Local time gta" p.m. 8" 11" p.m. 8" 95" p.m. | 66" p.m. 711” p.m. 
H 0°11479 1)  0°11490 ') 0°11487 ') 003977 0:03977 
‘) Constantly disturbed by Samoyeds. 
