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ValeryOchkov24-Ruby IV
24-Ruby IV
February 25, 2013
Question

One more Nostalgia - arithmometer

  • February 25, 2013
  • 1 reply
  • 2072 views

My colleague put in order not drawer in a table (as me with a slide rule), but the apartment of his dead grandmother and found ...

Felix.png

PS An arithmometer is Excel, a slide rule - Mathcad

1 reply

V
ViktorKorobov1-Visitor
1-Visitor
February 25, 2013

Вот еще ностальгия Here's more nostalgia

post-69780-1292964019.jpg

V
ValeryOchkov24-Ruby IVAuthor
24-Ruby IV
February 25, 2013

Yes, I already wrote about this devece!

My mother used this wood device (счёты - Russian abakus: считать - to calculate):

счеты.png

She could not only add, subtract, multiply and divide with this "computer", and take the square root!

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