Description
Freeze and thaw dates for 38 lakes, recorded by volunteers and later entered by hand.
Provenance
Brought to a Lazarus rescue day by a former owner. Read once, slowly, on a restored drive. A second pass was not attempted. About 65 percent of the data could be read; the gaps are mapped.
Preservation
- Fixity (SHA-256)
f0cad1955cad6f7bb041f0e90938ec3f79d1306e723d4c1d21827a6845bb7b0c- Last verified
- Oct 18, 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.
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: Northshore Lakes Survey, Lake ice records, Northshore, 1979–1995 (1979–1995). Lazarus Archive, LZ-17823.