Casio - 121-B - - Vintage calculator - Casio 121B - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA

CASIO 121-B

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Screen size

Screen technology

No square root

No %

Adaptor

Watch model : AS-B

Notes from Mick Metselaar