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Vintage Casio FX 19 Scientific Calculator Fully Working Retro Calculator # Casio | Calculator, Scientific calculator, Scientific calculators
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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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Amazon.com : Casio Fx-570Es Plus 2 Scientific Calculator with 417 Functions, Black : Office Products
CASIO fx-19 Scientific Calculator, Hobbies & Toys, Memorabilia & Collectibles, Vintage Collectibles on Carousell
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