TI Programmable 59

USA - 1977

Sealed Battery Pack

" This advanced programmable calculator offered users 960 program steps or up to 100 memories, and it was the first TI calculator to offer both magnetic card storage and interchangeable, plug-in Solid State Software[tm] modules with up to 5,000 program steps. More than 175 functions and operations. Master Library with 25 programs included; optional software libraries, thermal printer/plotter and Professional Program Exchange available. SRP $299.95. "
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TI Calculator History