AKA: COLCA 52, AKA (Label): CEC-52, Product number (P/N): 52,
Keywords/Tags: 52 | COLCA | CEC52 (CEC-52)
Date of intro: ~1971,
Power: AC,
Number of keys: 25, #Key-Black: 10, #Key-Blue: 2, #Key-Red: 2, #Key-White: 11,
Classification: / Desktop with Display,
Related with: COLUMBIA_docu: (Broch.) 52 (Japanese),
Known Serial-numbers: 101438 (List of all S/Ns from COLUMBIA)
Initial Cost Price: 152000 JPY (€ 1.231,20), Collector value: 8/10,