![Casio made a digital diary to store notes and phone numbers. Vintage Computers from Casio Stock Photo - Alamy Casio made a digital diary to store notes and phone numbers. Vintage Computers from Casio Stock Photo - Alamy](https://c8.alamy.com/zooms/6/7256f547479c4d3b8670215c3c26565b/2gfmdwp.jpg)
Casio made a digital diary to store notes and phone numbers. Vintage Computers from Casio Stock Photo - Alamy
![Casio - SF-8500 - - Digital Diary - Casio SF8500 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA Casio - SF-8500 - - Digital Diary - Casio SF8500 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA](https://casio.ledudu.com/images/calculs/casio/machines/zoom/SF8500.jpg)
Casio - SF-8500 - - Digital Diary - Casio SF8500 - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
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