-
25,000 paper earthquake records (seismograms) from 1912-2009
-
1,000 pieces of Microfilm (1906-1971)
-
100 pieces of Microfiche (1962-1971)
-
Station log books (1904-1999)
-
Complete digital records of earthquake activity on CD (1999-2009)
Seismology Trivia
