My TI-85 scientific calculator circa 1992 (30 years old this year) still going strong! I use this DAILY. Dropped it 50 times or so over the years so hard the batteries all
Ti-85 VS Ti-84 Calculator - Which One to Go With? - Calculator Advice
Texas Instruments TI-85 Graphing Calculator/Works Perfect/Ships Out Immediately | eBay
Texas Instruments TI-85 Graphing Calculator Guidebook Manual Only | eBay
Amazon.com : co2CREA Hard Case Replacement for Texas Instruments TI-84 Plus CE/TI-84 Plus/TI-84 / TI-83 Plus/TI-83 / TI-89 Titanium/TI-85 / TI-86 / Nspire CX CAS/TI-Nspire CX II CAS Color Graphing Calculator :
Texas Instrument TI-85 Graphing Calculator With Manual No Sliding Cover Tested | eBay
Texas Instruments TI-85 Graphing Calculator With Cover Tested and Working | eBay
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