


RECORD OF AFTER-SHOCKS. 
Record of after-shocks — Continued. 


413 















Ds ring of | -Duration. |Intensity. Locality. Remarks, 
hm. FA, secs 
A prels, mmo) 12°31. cau <oa. III | Los Angeles...... 
bp OD ft. cto os wate ot «2s Scott’s Valley .... | F. L. 
LED Oi este 7 ee it San Francisco.... 
Lee ey ae ae | a eee ee bee! Scott’s Valley.... | F. L. 
Spel Need Ne ees al fe cans Wright’s Station.. | Slight. Four miles south of 
Wright’s Station. 
Bsus habia Bue Loy ae IV S. F. Peninsula... | A little before 2 p. m. 
MOR GEM wees Ut cdek dc Humboldt Lt. Stn. 
De2) eo caees Dae di awe = Southampton Shoal) Vertical throw north-south 
tremor 20s. before; no noise. 
oe Te (Oo en, ere Bteckton:..2+. <a. Very light. 
ee Otaerta tee 2 3 Selina £0 Scott’s Valley .... | F. L. 
Da Dian Gees pe | Ue Mare Island...... Slight. 
ie Devel (eter Sele oes ij Mt. Hamilton..... 
Bee e ea ONO sewn aie |, < steer San Francisco.... | Very light, A. G. McA. 
LVS ) eas eee ene Berkeley ......... Ewing seismograph, R. T. C. 
and §. E. 
A OA ae ge Lee Ill San Francisco.... 
iO aaemed. MA ocr ous, |. netee's POR IUEIES ne 5 eg voce 
Berd tae Wei coe Wb. da als Los:Gatios. oo... <. oes ER 
i ES | ane ae Dakland...2..25.. Alameda Pier. 
pe Tee en ane Mare Island ...... Slight. 
EOS es Som Boos. ct Nhs ee San Francisco.... | Very light, A. G. McA. 
2 AosaOcetecin wots He. III | Mt. Hamilton..... A. H. M. 
DepeenU seae Rwcavcs b acece Berkeley ......... BOL aN, 
RE SE, os es Sacramento....... Very light. 
Soe seers Wace fe. WN) adewe IMIOGR 2 eat ee ae 
MiP Pela eA Sah ew asc IV Scott’s Valley .... | Extra hard, stopt clock hang- 
ing on wall facing south, 20” 
pend. Stopt clock facing 
NW. by WNW., pend. about 
Bry Beds 
RENT Sy Sn Tee 4 miles south of | Slight. 
Wright’s Station 
510 eed VI EW Oleh tee nine tee Stopt clocks (counted 35 
shocks up to April 30),S.D.T. 
2 OW awe Ske 2 Roe Ill San Francisco 
ASUS Se a re AUS Ss 5 a ee 
2 ae eee ee Log Gatos. io. oF: ip Pay 
DOO bie est Bo ues Ill San Francisco .... 
Dead lactam aise 35 a VI LC Gi ae 
vt ee III-IV| Scott’s Valley..... Extra hard, F. L. 
2e40r. neeeg | ec. 0.0 Pollaits oS SUEUR roreieaae 
7 ee eee Reapers & Scott’s Valley .... | Lighter, F. L. 
ZO Seperate. | oc dG ase Lighter, F. L. 
Oe A RO I perme V i068 GALOR.<. . 2. o. Little if any vertical move- 
ment. A muffled sound, like 
distant blasting heard in a 
mine, was noticed just pre- 
ceding minor shocks which 
followed,. including that 
about 3 p: m., 1. H.S. 
ce Oe ar Ose ees IX-X | Raleigh .......... Three shocks. 
LA es ee Lame feat tees ste Ballast Point...... Vertical prop. SE. Increas- 
ing in intensity, strongest at 
middle. Clock stopt at 
4h 28™ 15* pend. 18”, facing 
E. 
ES BR NW cn 3's cae JL scien MOMCCUl. 5. 00 «6 
4 29 45.. BU eieces IV-—V | San Diego........ Northwest and _ southeast. 
Strongest apparently at be- 
ginning. Clock not stopt, but 
disturbed, losing about 1 m.; 
pend. about 26”. No sound 
phenomena. 
Avo ie kaetre mh <i ss.cecdwatased San Dievo2: gee. Heaviest in 15 years, north- 
east-southwest. 
ROU capstan Sas. oie II RAMON... 6ss2e8e A few seconds. 
Aes erere cree iI tate III San Bernardino... | Southeast. 



