THE SAN FRANCISCO EARTHQUAKE.

Auckland Star, Volume XXXVII, Issue 95, 21 April 1906, Page 4

THE SAN FRANCISCO EARTHQUAKE.

SHOCKS RECORdHJ n PERTUt

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The Government Astronron., \1 that the. two shocks m connection "wit* ■ earthqnake. The firstshocks* ed at 9.3S on Wednesday 20 minutes (allowing for^SS -' time)'after the Aock reachla ? mum at San Francisco. ""$ Questioned PrnW mer said the theory that the swing a little off **> axis is noU ■„« pronouncement, alShongh- it was recently advanced Speaking he should say the being tested.: For that; rather fortunate that the Internatioij : Geologic Association, wliose-heaiiisS. era are at Berlm, estaMishk : vatory in this State. V-,. ~ "T* » Dr. Essen, a leading has been at work since GhristmaJrw deavouring to find outs the; reason' what is technically knownas vaHatfo-f of latitude. At first eight, perWm has no connection with earthquakes.-ft has, however, because the variation o! latitude is caused by displacement 0 « the earth's axis, and;the recently advanced that the displacement was due to meteorological eeosM/Kijj]. as a great change iaithe maeeee of ke and so on, wiich cause a kink or twisfc in the earth's axis,,whieh in cause the earth j a great strain struggle to get back. It would, tfcere. fore, be extremely interesting;? to>«»i certain whether Dr. Essen's obserntioja showed any, sudden change on the evw. ing of April 18. The tteory might =t* tested in that way. ' -,"_,' ; .