Vtg Texas Instruments TI-30X IIB/TI-30X IIS Scientific Calculator Instructions. Please review the listing photos as they are part of the item description; items are pre-owned and have marks, stains, and general wear due to use and age as shown. Set includes paper information booklet and plastic directions insert. Perfect for your Texas Instruments TI-30X IIB or TI-30X IIS calculator!
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