Lazarus Archive · LZ-19510

Tandem Base 4.0

Port Oakridge Software, 1995. Application software for Windows 3.x.

Description

A database for Windows 3.x, written by Port Oakridge Software for charities.

Provenance

Bought as part of a box of disks at an estate sale and donated anonymously. The dye layer had begun to fail at the outer edge; the last sectors came from a second read in a different drive. About 81 percent of the data could be read; the gaps are mapped.

Preservation

Fixity (SHA-256)
926462bfc02d1aad989128a71fb62c7f1a666960f1dd33454a25288f53d30e92
Last verified
Oct 10, 2026, by Vigil
Emulation profile
LZE-WIN3-6 · lz-x86 core
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.

In the reading room it runs in emulation under profile LZE-WIN3-6, from a read-only copy of the recovered image, as it would have on Windows 3.x.

Cite as: Port Oakridge Software, Tandem Base 4.0 (1995). Lazarus Archive, LZ-19510.

Also by Port Oakridge Software

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