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Outsoftware · Digital preservation · 2016–present

The collection preserves original media and their copy protection. Supplied backup copies are also used to document the software and are identified in the screenshot captions.

Digital preservation / ZX81

Calpac Chemistry Series Program 2

Calpac Chemistry Series Program 2 for ZX81. One preserved file in TZX format, from the digital preservation collection started in 2016. Software release year: 1982.

Calpac Chemistry Series Program 2 — Original screen in the emulator
Original screen in the emulator · sz81 2.1.8
Source: Calpac_Chemistry_Series_Program_2 (1982_O-Level).tzx

Calpac_Chemistry_Series_Program_2 (1982_O-Level).tzx

Download original file12 KB · TZX

Platform
ZX81
SHA-256
1ec63def697c07c7d9132b22abe31f4c9d86fb6627dabe4f23dfaa714eed92d0
File timestamp
2022-10-26T17:24:08

Timestamp stored in the original ZIP; timezone unspecified. It does not certify the dump acquisition date.

The format or loader does not expose a readable standard directory.