Money - Abacus to Digital
I've never been much for plastic rules ("Ivorite" in K+E terminology), but connoisseurs are fond of this one -- the Faber-Castell 2/83 N -- because it represents the high point in the evolution of the rule, mathematically speaking. Even more popular is the plastic K+E Deci-Lon, with its pretentious deco bits. Eh. (I don't in fact have either one, so it could be that the plastic is marvelous in the flesh. I simply refuse to believe that I wouldn't prefer mahogany or bamboo. Or even aluminum.)
History Of Computer Evaluation Of Computer:- The Concept Of Computer did not materialize overnight, Just as the growth and development of mature biological species normally took place in fits and over the ages . The computer also also took thousands of year to mature. Let us take a look at the development of the computer through various stages. Abacus Napiers Logs And Bons Pascal's Adding Machine. Leibnitz's Calculator Babbage's Different Engine Babbage analytical engine. Mark-I
Cha-ching! That ringing sound of department stores, retail outlets, local commerce and holiday shopping, cha-ching has been in our sound vocabulary for more than a century. There’s no question about its origin: The cash register. Now cemented in pop culture, the signature sound of a cash register will never die. Well, that is, unless Apple and Posh Spice succeed in destroying it. (More on that later).