Front:
COPGH. 1. B
Official Meter Chart from Huntington Beach
Showing Earthquake Shocks
March 10, 11, 1933
8 P.M.
9 P.M.
10 P.M.
11 P.M.
-10-G
1 P.M.
METRIC METAL WORKS, ERIE, PA.
NO
OP.
LEASE
ONY
NOON
12
|NIGHT
TAKEN OFF
CHART PUT ON
10-30 AM
10-30 A.M
12
MAR 11-193n
MAR.10-1933
PLANT
PRING
SIGNLD
PST
NUSA
1 A.M.
11 A.M.
2 A.M.
10 A.M.
† 9 A.M.)
8 A.M.
Official Navy Seismographical Records.
1906 San Francisco
1924 Tokio
1925 Santa Barbara
1933 eng Beach
Force 2-5
5-8
3-4
4-6
66
66
66
Area Raised, 30 inches. Force, 8 ft. North back 5% ft. in 11 seconds
7 A.M.
6 A.M.
5 A.M.
2 P.M.
4 A.M.
3 P.M.
3 A.M.
4 P.M.
5 P.M.
P.M.
7 P.M.
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