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    The Gregorian Calendar  
The calendar used throughout the world today is the Gregorian calendar. It is sometimes called a "Christian" calendar. The Gregorian calendar is the one commonly used today. It was proposed by Aloysius Lilius, a physician from Naples, and a...
 
    Edward Somerset, The Century of Inventions  
Edward Somerset, 2nd Marquess of Worcester, styled Lord Herbert of Raglan from 16281644, was an English nobleman involved in royalist politics, and an inventor. While Earl of Glamorgan, he was sent by Charles I to negotiate a peace trea...
 
    Invention of Napier's Bones  
Napier's bones are an abacus invented by John Napier for calculation of products and quotients of numbers. Also called Rabdologia. Napier published his invention of the rods in a work printed in Edinburgh at the end of 1617 also entitle...
 
    Blaise Pascal, Inventing a Calculator  
Blaise Pascal was a French mathematician, physicist, inventor, writer and Catholic philosopher. He was a child prodigy who was educated by his father, a tax collector in Rouen. Pascal's earliest work was in the natural and applied sciences...
 
    Thomas Savery, Inventor Steam Engine - 1698  
Thomas Savery was an English inventor. Initially interested in naval applications of engineering (he designed an early paddle-wheel), Savery then became interested in pumping machines. On July 2, 1698 he patented an early steam engine, and...
 
    Bartolomeo Cristofori, Inventor of the Piano  
Bartolomeo Cristofori di Francesco was an Italian maker of musical instruments, and is most remembered for inventing what would become the modern-day piano. He was born in Padua and became known as a harpsichord and spinet maker. In 1690 he...
 
    Fahrenheit, Inventor Thermometer  
Daniel Gabriel Fahrenheit, German physicist and instrument maker. He spent most of his life in the Netherlands, where he devoted himself to the study of physics and the manufacture of precision meteorological instruments. He is best known f...
 
    John Harrison, Solved Longitude - 1773  
John Harrison was a self-educated English carpenter and clockmaker. He invented the marine chronometer, a long-sought after device for solving the problem of establishing the East-West position or longitude of a ship at sea, thus revolution...
 
    Edward Jenner, Smallpox Vaccine - 1796  
Jenner was an English physician and pupil of John Hunter, a pioneer in comparative anatomy and morphology. Jenner's invaluable experiments, beginning in 1796 with the vaccination of eight-year-old James Phipps, proved that cowpox provided i...
 
    Jacquard, Inventor 1st Programmable Loom, 1800  
Joseph Marie Charles Jacquard was a French weaver and merchant. He played an important role in the development of the earliest programmable loom (the "Jacquard loom"), which in turn played an important role in the development of other progr...
 
    Robert Fulton, 1st Practical Submarine  
Robert Fulton was an American engineer and inventor who is widely credited with developing the first commercially successful steamboat. He also designed a new type of steam warship. In 1800 he was commissioned by Napoleon Bonaparte to desig...
 
    Trevithick, 1st Steam Locomotive - 1804  
Richard Trevithick was a British inventor and mining engineer from Cornwall, UK. His most significant contribution was to the development of the first high-pressure steam engine. He also built the first full-scale working railway steam loco...
 
    Francis Beaufort, Wind Force Scale  
Rear-Admiral Sir Francis Beaufort, was a hydrographer and officer in Britain's Royal Navy. Beaufort was the creator of the Beaufort scale for indicating wind force. Sir Francis Beaufort's father, Daniel Augustus Beaufort, was a Protestant c...
 
    Louis Daguerre, Daguerreotype - 1839  
Louis Daguerre was a doctor, a painter and a theatrical set designer, but he is best remembered as one of the inventors of photography. Both he and Nicéphore Niepce began their initial experiments separately, but in 1829, they teamed up. Ni...
 
    Charles Babbage, Invention Computer, 1822  
Charles Babbage was an English mathematician, analytical philosopher, mechanical engineer and (proto-) computer scientist who originated the idea of a programmable computer. Parts of his uncompleted mechanisms are on display in the London S...
 
       
 
         
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