I miei regoli calcolatori / My slide rules
![I miei regoli calcolatori / My slide rules](http://www.scarpaz.com/slide-rules/regolo1.jpg)
![](https://www.nicolamarras.it/calcolatoria/intro/dangerous-sliding.jpg)
A brief history of the slide rule - Nicola Marras
![](http://www.scarpaz.com/slide-rules/regolo1.jpg)
I miei regoli calcolatori / My slide rules
![](https://i0.wp.com/chalkdustmagazine.com/wp-content/uploads/2017/03/slide.jpg?fit=1050%2C450&ssl=1)
Slide rules: the early calculators - Chalkdust
![](https://www.wikihow.com/images_en/thumb/5/50/Use-a-Slide-Rule-Step-11-Version-2.jpg/v4-460px-Use-a-Slide-Rule-Step-11-Version-2.jpg)
Come Usare un Regolo Calcolatore (con Immagini)
![](http://www.scarpaz.com/slide-rules/AWFC6754b.jpg)
I miei regoli calcolatori / My slide rules
![](https://i0.wp.com/chalkdustmagazine.com/wp-content/uploads/2017/03/front.jpg)
Slide rules: the early calculators - Chalkdust
![](https://upload.wikimedia.org/wikipedia/commons/thumb/f/fa/EveradeSlidingRule.pdf/page1-220px-EveradeSlidingRule.pdf.jpg)
Slide rule - Wikipedia
Vintage Slide Rules / Regoli calcolatori / Las Reglas de Cálculo / 計算尺
![](http://www.scarpaz.com/slide-rules/C28N_back.jpg)
I miei regoli calcolatori / My slide rules
![](https://upload.wikimedia.org/wikipedia/commons/thumb/6/6e/Sliderule.PickettN902T.agr.jpg/220px-Sliderule.PickettN902T.agr.jpg)
Slide rule - Wikipedia
![](https://upload.wikimedia.org/wikipedia/commons/e/ed/Pickett_slide_rule.jpg)
Slide rule - Wikipedia
![](https://www.wikihow.com/images_en/thumb/8/8a/Use-a-Slide-Rule-Step-3-Version-3.jpg/v4-460px-Use-a-Slide-Rule-Step-3-Version-3.jpg.webp)
Come Usare un Regolo Calcolatore (con Immagini)
Vintage Slide Rules / Regoli calcolatori / Las Reglas de Cálculo / 計算尺
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