Casio FX-82 Solar Electronic Calculator Fraction Case Manual Complete Box | eBay
Casio FX-82MS Scientific Calculator - RB Patel Group
Casio FX82 calculator I bought in 1982 at the age of 15. Used it throughout school, my apprenticeship and work as a draughtsman. Don't use it much now but it still works
Casio FX-82 Scientific Calculator Solar Electronic Fraction with Cover | eBay