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  2. Pascal's calculator - Wikipedia

    en.wikipedia.org/wiki/Pascal's_calculator

    Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in 1642. Pascal was led to develop a calculator by the laborious arithmetical calculations required by his father's work as the supervisor of taxes in Rouen . [ 2 ]

  3. Pinwheel calculator - Wikipedia

    en.wikipedia.org/wiki/Pinwheel_calculator

    In St. Petersburg, Russia, Wilgott Theophil Odhner invented his arithmometer in 1874 and in 1890 [7] it became the first pinwheel calculator to be mass-manufactured. Its industrial production started in Odhner's workshop: W.T. Odhner, Maschinenfabrik & Metallgiesserei and then moved to the Odhner-Gill factory (фабрика Однера ...

  4. Mechanical calculator - Wikipedia

    en.wikipedia.org/wiki/Mechanical_calculator

    This picture shows clockwise from top left: An Arithmometer, a Comptometer, a Dalton adding machine, a Sundstrand, and an Odhner Arithmometer A mechanical calculator , or calculating machine , is a mechanical device used to perform the basic operations of arithmetic automatically, or (historically) a simulation such as an analog computer or a ...

  5. Arithmometer - Wikipedia

    en.wikipedia.org/wiki/Arithmometer

    Its production debut of 1851 [2] launched the mechanical calculator industry [4] which ultimately built millions of machines well into the 1970s. For forty years, from 1851 to 1890, [7] the arithmometer was the only type of mechanical calculator in commercial production, and it was sold all over the world. During the later part of that period ...

  6. Mechanical computer - Wikipedia

    en.wikipedia.org/wiki/Mechanical_computer

    Odhner Arithmometer, 1873 – W. T. Odhner's calculator who had millions of clones manufactured until the 1970s. Ball-and-disk integrator, 1886 – William Thomson used it in his Harmonic Analyser to measure tide heights by calculating coefficients of a Fourier series. Dumaresq, 1902 – Royal Navy fire control computer

  7. Cracker Barrel unveils new menu items for 2025: 'Original and ...

    www.aol.com/cracker-barrel-unveils-menu-items...

    Appealing to the all-day breakfast crowd, Cracker Barrel's sunrise pancake special starts at $7.99 and is available around the clock. It includes two buttermilk pancakes and a choice of two eggs ...

  8. What Is The Difference Between A Celery Stalk And A ... - AOL

    www.aol.com/difference-between-celery-stalk...

    What Is A Celery Rib? A celery rib is one of the individual stems that make up the larger bunch of celery, or "stalk." In botanical terms, a rib is a single segment of the plant, and in culinary ...

  9. Calculator - Wikipedia

    en.wikipedia.org/wiki/Calculator

    The Arithmometer, invented in 1820 as a four-operation mechanical calculator, was released to production in 1851 as an adding machine and became the first commercially successful unit; forty years later, by 1890, about 2,500 arithmometers had been sold [16] plus a few hundreds more from two arithmometer clone makers (Burkhardt, Germany, 1878 ...

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