SCM/Marchat 566PR Desktop Calculator
1967-vintage programmable printing electronic calculator. Four function
with automatic square root. 16-digit capacity, eight memory registers.
66 step learn-mode programmability. This calculator was manufactured by
Diehl in West Germany for Smith-Corona Marchant. The 556PR is a SCM
Marchant-badged version of the
The museum is seeking either version of the calculator.