Curta calculator
A descendent of the Leibniz mechanical calculator, it can add, subtract, multiply and divide. The design was perfected in the 40s while Curta was an inmate in Buchenwald and it was only displaced by electric calculators in the 70s.
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Uploaded on January 29, 2013
Taken on January 26, 2013
Curta calculator
A descendent of the Leibniz mechanical calculator, it can add, subtract, multiply and divide. The design was perfected in the 40s while Curta was an inmate in Buchenwald and it was only displaced by electric calculators in the 70s.
733
views
0
faves
0
comments
Uploaded on January 29, 2013
Taken on January 26, 2013