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nickant44: HP 10B
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nickant44: realtone micro algebra 8413
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nickant44: Canon RQ-1
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nickant44: Sharp Elsi Mate EL-1106
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nickant44: Calculator collection
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nickant44: Texas Instruments TI-83 Plus
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nickant44: HP 12C
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nickant44: Canon DM-6000 Intelligent Organizer
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nickant44: 1964 vs 1999
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nickant44: TI-89
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nickant44: Casio fx-CG50 AU