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• Texas Instruments TI-86 BIOS v1.2 (19xx)(Texas Instruments).zip
• Texas Instruments TI-86 BIOS v1.3 (19xx)(Texas Instruments).zip
• Texas Instruments TI-86 BIOS v1.4 (19xx)(Texas Instruments).zip
• Texas Instruments TI-86 BIOS v1.5 (19xx)(Texas Instruments).zip
• Texas Instruments TI-86 BIOS v1.6 (19xx)(Texas Instruments).zip