Видео с ютуба Inside Mechanical Calculator

How I built a Mechanical Calculator

How I built a Mechanical Calculator
Mechanical calculator Hamann 300 divides 1 by 3

Mechanical calculator Hamann 300 divides 1 by 3
Калькулятор Курта: объяснение механического чуда | Часть 1

Калькулятор Курта: объяснение механического чуда | Часть 1
Внутри механического калькулятора

Внутри механического калькулятора
Pinwheel Calculator- how it works!

Pinwheel Calculator- how it works!
Friden 1217 mechanical calculator

Friden 1217 mechanical calculator
1940s Olivetti MC4 Multisumma multiplication without body | made in Italy | Mechanical Calculator

1940s Olivetti MC4 Multisumma multiplication without body | made in Italy | Mechanical Calculator
Brunsviga 11S mechanical calculator

Brunsviga 11S mechanical calculator
The Curta Mechanical Calculator

The Curta Mechanical Calculator
Not a pepper mill, a calculator! The Curta all mechanical calculator

Not a pepper mill, a calculator! The Curta all mechanical calculator
The multiplier keyboard on a Friden STW-10

The multiplier keyboard on a Friden STW-10
1950s Olivetti Summa 15 mechanical calculator in action | made in Italy | Design M. Nizzoli

1950s Olivetti Summa 15 mechanical calculator in action | made in Italy | Design M. Nizzoli
Multiplication on a 1950s Lagomarsino Totalia mechanical calculator without body | made in Italy

Multiplication on a 1950s Lagomarsino Totalia mechanical calculator without body | made in Italy
The Direct II mechanical calculator

The Direct II mechanical calculator
The Contex 10 mechanical calculator

The Contex 10 mechanical calculator
Original Odhner - Multiplication

Original Odhner - Multiplication
1957 - Bohn Contex 10 Mechanical Calculator In Depth Look

1957 - Bohn Contex 10 Mechanical Calculator In Depth Look
HKSCM Pascaline Mechanical Calculator

HKSCM Pascaline Mechanical Calculator