AKA: MARK 60, AKA (Label): MODEL NO. MARK 60, Product number (P/N): 60,
Keywords/Tags: 60 | MARK 60
Date of intro: ~1975, Origin: Japan (List),
Power: 9V, Adaptor: APF_adaptors: 710; APF_adaptors: 751S,
Display: Type = Display (LED) (List),
Number of keys: 18, #Key-Blue: 7, #Key-Grey: 11,
Classification: / Pocket,
Featuring: Procent,
Known Serial-numbers: J018495 (J-018495) | J081452 (J-081452) (List of all S/Ns from APF)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),