ANTIGUA CALCULADORA CASIO FX-19 second hand for £5 in Madrid in WALLAPOP
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Index of /Museum/Calculator/FX/FX-19
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Original Casio Fx-991ex Advanced Scientific Calculator 552 Functions Engineering Students High School Lab Office Solar - Battery - Calculators - AliExpress
Casio fx 31. Dad bought this during his college days in 1978. Running flawlessly since 41 years now. I use it sometimes when I'm bored of using my phone. : r/BuyItForLife
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