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A brief history of the Texas Instruments 99/4A and the home computer price war of the 1980s - YouTube
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File:Vintage Texas Instruments PC-100C Printing-Security Cradle Circa 1978 With A Texas Instruments TI Programmable 59 Pocket Calculator (TI-59) Introduced 1977, Both Made In USA (21412246055).jpg - Wikimedia Commons
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Texas Instrument TI-58/59 Programmable calculator and the PC-100C from 1977 - Erix Collectables #76 - YouTube
Texas Instruments Professional Computer - One of the first luggable computers with a color monitor, the TI PPC (Portable Professional Computer) was completely compatible with its desk-bound sibling. | Facebook
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Texas Instruments TI-Nspire CX II CAS Color Graphing Calculator with Student Software (PC/Mac), Black - Walmart.com
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Texas Instruments TI-Nspire CX II CAS Color Graphing Calculator with Student Software (PC/Mac), Black - Walmart.com
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Texas Instruments Pc-100a Print/security Cradle and Ti58 Programmable Calculator for sale online | eBay
Texas Instruments TI Programmable 59 Handheld Electronic Calculator with Printer | Smithsonian Institution
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