Description
Digitized seismograms and event catalogues from a small observatory that recorded 11 thousand earthquakes, most of them too faint to feel.
Provenance
Deposited by Westholm Polytechnic Library, from its own collections. The label reads ‘Taxes’. Every sector was recovered on the first or second read.
Preservation
- Fixity (SHA-256)
0e45cd4e601d09f8f2bdced319377887349a1a05707485422a7581180e94516f- Last verified
- Oct 30, 2026, by Vigil
- Migrated to
- CSV with a data dictionary, with the original files kept
- Copies
- Three, on two kinds of storage, in two cities
- Original carriers
- Kept in cold storage in Vancouver
Access
Free, in the Lazarus reading room in Vancouver and in partner reading rooms. Copies may be taken away.
Reading-room copies are migrated to CSV with a data dictionary, with the original files kept. The recovered files are kept exactly as they were found.
Cite as: Silverfield Springs Observatory, Seismograms, Silverfield Springs Observatory, 1981–1984 (1981–1984). Lazarus Archive, LZ-31383.