AKA: MADISON, by CARAN D'ACHE, AKA (Label): MADISON by CARAN D'ACHE, Calcolatore elettronico, Forza motrice,
Date of intro: 197?, Origin: Switzerland (List),
Power: 6V,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 22, #Key-Blue: 6, #Key-Red: 3, #Key-White: 13,
Miscellaneous switch: [ON-OFF C-T],
Classification: / Pocket / Time,
Featuring: Procent, Square root,
Known Serial-numbers: 60115398 (List of all S/Ns from MADISON)
Collector value: 8/10,