11:25
The Curta Calculator
18:06
Walther WSR-160 - A German Masterpiece
1:16:39
The Curta Calculator (full documentary) Review / How To
12:10
Demonstration der vier Grundrechenarten an einer Curta II Rechenmaschine
4:49
1950 Curta Calculator
11:41
Facit 1126 - Early Digital Calculator
8:36
The 3D-Printed Curta Calculator
32:08