Description
A management simulation for MS-DOS, released by Heronsoft in 1981 and never reissued.
Provenance
Found in a school storeroom when the building was cleared. Two copies were found; together they gave a complete image. Most of the work survives, but some files are lost. The damage map lists them.
Preservation
- Fixity (SHA-256)
26a3688eaa49f6c2b57d47a6ee3652f34a8659501b627f7755658bd6f1783db7- Last verified
- Aug 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: Heronsoft, Twilight Citadels: The Return (1981). Lazarus Archive, LZ-19356.