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Casio 12-Digit Scientific Calculator, Non Programmable & Graphing, Solar & Battery Power Source, Plastic Keys, Black | N14003395A Buy, Best Price in Russia, Moscow, Saint Petersburg
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Amazon.com : Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Office Products
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Wondering if anyone has any info on this calculator, Google only tells me about the more modern fx-991 models. : r/calculators
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Calculators Standard Scientific Calculators, 10+2 Digits, Dot Matrix Display, Plastic Keys, Non-Programmable & Non-Graphing, Solar & Battery Power Supply, Auto-Power Off, Black | Fx-991Es Plus Buy, Best Price in Russia, Moscow, Saint
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