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  1. 1983 Texas Instruments TI-99/4A Home Computer Ad

    Because y(x)=(1/k) cosh [k(x+a)]+b' The ad is in great condition.

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  2. 1987 Elek-Tek Texas Instruments TI-95 and TI-74 Calculators Ad - Save Big

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  3. 1981 Texas Instruments TI-99/4A Home Computer Ad

    eBay

  4. 1980 Texas Instruments TI 58C & 59 Calculators Ad

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  5. Texas Instruments TI-89 Calulator

    The Texas Instruments TI-89 calculator is a vintage model made in the United States. It is a part of the consumer electronics category and is a sought-after item for collectors of vintage calculators and electronics.

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  6. Texas Insruments TI-89 Calculator Preowned Vg Condition

    Texas Insruments TI-89 Calculator Preowned Vg Condition.#750

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  7. 1983 Texas Instruments 99/4A Computer Ad - Bill Cosby

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  8. 1983 Texas Instruments TI 99/4A Computer Ad, Bill Cosby

    The ad is in great condition!

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