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Updated: July 24, 2023 by Lisha Pace | Leave a Comment
Samuel Comfort (1837-1923) of Morrisville, Pennsylvania, (see biography of Samuel Comfort) attained considerable distinction as an inventor of improvements in […]
Born in 1847 in Springfield, Massachusetts, Gilbert Chapin received his education in common schools and even worked on a farm […]
Arthur E. Shattuck invented the Centigraph Adding Machine in 1880 and filed for a patent that same year. Humans are […]
David Carroll was an American inventor who invented an adding machine. This machine was made from wood and metal and […]
Updated: July 24, 2023 by Heather | Leave a Comment
Invented by James J. Walsh, the Calcumeter was a unique device used for rapidly solving mathematical equations. The device consists […]
Updated: July 24, 2023 by Abby | Leave a Comment
The first mechanical cash register was patented in 1879 by brothers James and John Ritty. While on a steamboat trip […]
Burridge and Marshman were initially known simply as typewriter inventors. However, together they invented an adding machine, adding and recording […]
The Scottish inventor and arithmetician, George Brown, had an affinity for all things numbers. He lived during the 1600-1700s and […]
Jabez Burns was an American inventor who developed numerous machines, including a coffee roaster, water closet, and window shade fixer. […]
Some inventors’ names are synonymous with their inventions. For example, Thomas Edison is well known for inventing the incandescent light […]
Viktor Bunyakovsky was a renowned Russian mathematician who lived in the 19th century. He introduced several new mathematical concepts but […]
When we think of the arithmetical calculator, we think of a small, rectangular, electronic device that can fit in a […]
According to their patent, Borland and Hoffmann designed their adding machine to allow users to “add a column of figures […]
In 1642, Blaise Pascal invented the first mechanical calculator. Inventors continued to invent new calculators and adding machines. Some were […]
BriCal, meaning British Calculator, is a brass calculator which was designed by Herbert and Mabel Dickinson and patented in 1905. […]
Frank Bone was a civil engineer from Warren County, Ohio who invented a keyboard adding machine. This machine could be […]
The Bassett Adder was a continuous band adding machine which was invented by James Hunter Bassett. It was in production […]
John Ballou Newbrough had many impressive contributions and inventions during his lifetime. John Ballou Newbrough was a man of many […]
While Friedrich Arzberger worked in mining and as a professor, he has a footnote in history for having created one […]
Updated: July 24, 2023 by Austin S. | Leave a Comment
Policarpo de Balzola was a Basque mathematician and inventor from Irun, Spain. He only received an elementary school education, supplemented […]
Jan Józef Baranowski was the son of a nobleman and received an excellent education at the Minsk classical gymnasium (secondary […]
Updated: July 24, 2023 by Rebecca Bales | Leave a Comment
Arithmachine of Henry Goldman The Arithmachinist: A Practical Self Instructor in Mechanical Arithmetic was published in Chicago, USA, in 1898. In […]
Humans have always been fascinated by the night sky and, since ancient times, have sought to invent better ways to […]
From the mid-19th century to the early-20th century, inventors created a variety of mechanical calculators. Some featured nine or 10 […]
It’s often said that necessity is the mother of invention. This is certainly the case when it comes to calculators. […]
About Add-A-Mite The design of Add-A-Mite is very similar to Webb Adder. This calculator is made from aluminum, iron, and […]
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Since the dawn of time, the calculator has played an integral role in how the world functions. Mathematical calculations are […]
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The modern CPU or Central Processing Unit is basically the “brain” of a computer. It is responsible for processing all […]
Updated: April 19, 2024 by History Computer Staff | Leave a Comment
The image featured at the top of this post is ©G-Stock Studio/Shutterstock.com.
In 1930, Vladimir Lukianov was an engineer with the Central Institute of Railway Engineers in Mosow. There, he worked to […]
While many of our most essential and frequently used devices were invented in the past couple of centuries and are […]
While modern humans tend to think of science in terms of innovations made during the past 100 to 200 years, […]
Sector: Compass of proportion The Sector was a mathematical instrument invented around 1554. This device, which looked like two rulers hinged […]
Martin Wiberg The inventor, Martin Wiberg, (September 4, 1826-December 29, 1905) was born in Viby, Sweden. He is known to be […]
Charles Babbage is widely recognized for inventing the first mechanical computer, the Difference Engine, in 1821. However, he never managed […]
Throughout history, humans have made independent, more or less simultaneous discoveries and inventions. For example, Sir Isaac Newton and Gottfried […]
What are Analog Computers: Complete Explanation A computer that processes analog data is known as an analog computer. Analog computers store […]
Christel Hamann’s difference engine was a type of mechanical calculator made in the 1900s. It was automatic and could help […]
Updated: July 22, 2023 by Rebecca Bales | Leave a Comment
Invented by Leonardo Torres in 1920, the Torres calculating machine is a machine which solves essential addition, subtraction, multiplication, and […]
Grant’s difference engine was invented in 1876 by George Grant. It was a calculating machine and was invented as a […]
Updated: April 16, 2024 by History Computer Staff | Leave a Comment
Louis Couffignal Louis Pierre Couffignal (1902-1966), a French Mathematician and Cybernetics pioneer, was born in Monflanquin, Fâcheries, on 16 March 1902, […]
Innovation stems from the minds of individuals who recognize a need and strive to develop a new way to fill […]
The first electronic computer was built during the 1940s by John Vincent Atanasoff, a professor of physics and mathematics at […]
The article written by Percy E. Ludgate in 1909 first gives thanks to Professor C. V. Boys, F.R.S. for his […]
Charles Babbage, 1791-1871. Portrait from the Illustrated London News, Nov. 4, 1871 Difference Engine A numerical table is a tool designed to […]
Updated: August 25, 2023 by Rebecca Bales | Leave a Comment
Charles Babbage is credited for designing and giving birth to the idea of the first automatic digital computer. During the […]