Lazarus Archive · LZ-40976

Logic Circus 4

Oakcrest Harbour Educational Software, 1987. Educational software for MS-DOS.

Description

Educational software for ages 7 to 11, published by Oakcrest Harbour Educational Software in 1987.

Provenance

Brought to a Lazarus rescue day by a former owner. Two copies were found; together they gave a complete image. About 65 percent of the data could be read; the gaps are mapped.

Preservation

Fixity (SHA-256)
5340f792a73e61426e25ee0dbba8fc3aae476207d97a6511503ee63fa99c67e3
Last verified
Oct 5, 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 reading rooms only, under the Lazarus orphan works policy.

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: Oakcrest Harbour Educational Software, Logic Circus 4 (1987). Lazarus Archive, LZ-40976.

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