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Updated: July 24, 2023 by Rebecca Bales | Leave a Comment
Carlo Fossa Mancini was a true master in the art of hydraulic engineering. His incredible talent and innovative thinking led […]
Frederick Lincoln Fuller was an innovative inventor and entrepreneur in the 19th century. Frederick Lincoln Fuller was an American inventor […]
Jean-Paul Garnier was a French mechanic and watchmaker. He won several awards for his watchmaking, with inventions including a free […]
George Dudley was an American inventor who was known for inventing adding and printing machines. These revolutionary machines could be […]
Born in the 19th century in a part of the Russian Empire that is now part of Lithuania, Herschell Filipowski […]
Peter C. Forrester was an extremely prolific inventor who was born in Canada but lived in the U.S. throughout his […]
Juri Diakov Around 1874, the Russian military engineer from S. Petersburg, captain Juri I. Diakov (Юрiй И. Дьяковъ), devised a simple […]
Today, if we want to add some figures, we’re more likely to use the calculator app on our phones than […]
Alexander Davies was a former clerk and accountant who invented a slide bar adder. The device worked by using a […]
Charles Corliss In 1868, Charles Corliss, a farmer and landowner from Haverhill, Massachusetts, received two patents (one of the patents is […]
Born in 1615, Charles Cotterell was an English courtier who wore many hats throughout his life. He worked as a […]
In the 1800s, machines called single adders were used. Marshall Cram made one such machine, although it could only add […]
In 1677, French Jesuit mathematician Claude Dechales published L’ art de naviger demontré par principes & confirmé par plusiers observations […]
Updated: April 19, 2024 by Rebecca Bales | Leave a Comment
History of Computers and Computing, Calculating tools, Gadgets, Cathrinus Nikolay Arbo Collett Cathrinus Nikolay Arbo Collett In late 1860s, Cathrinus Nikolay Arbo […]
Updated: July 24, 2023 by Lisha Pace | Leave a Comment
About Hugo Cook The Indiana born engineer and instrument maker Hugo Cook (1856-1944) was a holder of many US patents from […]
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 […]
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 Abby | Leave a Comment
The first mechanical cash register was patented in 1879 by brothers James and John Ritty. While on a steamboat trip […]
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 […]