Description
Digitized seismograms and event catalogues from a small observatory that recorded 4 thousand earthquakes, most of them too faint to feel.
Provenance
Found during a house clearance in North Saltwick and passed to Lazarus. Read once, slowly, on a restored drive. A second pass was not attempted. All files were recovered; 12 damaged sectors were rebuilt from redundant data.
Preservation
- Fixity (SHA-256)
a3e725919231da552162e020435d8e3d8237df0701cdf2093b3dd52ab0db81d6- Last verified
- Oct 23, 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 under the work’s license.
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: Oakcrest Harbour Observatory, Seismograms, Oakcrest Harbour Observatory, 1983–1986 (1983–1986). Lazarus Archive, LZ-26956.