Lazarus Archive · LZ-00751

CalderPlan

Corvid Computing, 1987. Application software for MS-DOS.

Description

A spreadsheet for MS-DOS, published by Corvid Computing in 1987.

Provenance

Found during a house clearance in Sanddale and passed to Lazarus. The disks had been stored beside a loudspeaker, and one track on each was weak. All of the work survives. The repairs are listed in the record’s damage map.

Preservation

Fixity (SHA-256)
dcca8c7a303c0db092cf782e350d0e3fc95a6a1ecb3d70c9c2cf9ae754b0ffbc
Last verified
Oct 24, 2026, by Vigil
Emulation profile
LZE-DOS-12 · 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-DOS-12, from a read-only copy of the recovered image, as it would have on MS-DOS.

Cite as: Corvid Computing, CalderPlan (1987). Lazarus Archive, LZ-00751.

Also by Corvid Computing

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