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approx. date – The clarinet might have been invented by the German flute maker Joseph Mamadski as a modification of the chalumeau, but it will not be until the late 18th century that composers include clarinets into their orchestrations.
From the early 15th century to the early 17th century the Age of Discovery had, through Portuguese seafarers, and later, Spanish, Dutch, French and English, opened up southern Africa, the Americas (New World), Asia and Oceania to European eyes: Bartholomew Dias had sailed around the Cape of southern Africa in search of a trade route to India; Christopher Columbus, on four journeys across the ...
The 1770s (pronounced "seventeen-seventies") was a decade of the Gregorian calendar that began on January 1, 1770, and ended on December 31, 1779. A period full of discoveries, breakthroughs happened in all walks of life, as what emerged at this period brought life to most innovations we know today.
Many years later, Evans' invention would be sold off for parts. On July 16, 2005, Philadelphia celebrated the 200th anniversary of Oliver Evans's Orukter Amphibolos. Many historians describe Oliver Evans' invention as the United States' first land and water transporter. [46] 1805 Vapor-compression refrigeration. Schematic of Gorrie's 1841 ice ...
The 1700s decade ran from January 1, 1700, to December 31, 1709. The decade is marked by a shift in the political structure of the Indian subcontinent , and the decline of the Mughal Empire . Millennium
1877: Ludwig Boltzmann: Statistical definition of entropy. 1880s: John Hopkinson develops three-phase electrical supplies, mathematically proves how multiple AC dynamos can be connected in parallel, improves permanent magnets, and dynamo efficiency, by the addition of tungsten, and describes how temperature effects magnetism (Hopkinson effect).
The second electric machine is invented by British engineer Francis Hauksbee the elder (1660–1713): it is a sphere of glass rotated by a wheel.; For watch movements, Peter Debaufre invents the Debaufre escapement, the first frictional rest watch escapement produced: the escapement consists of two saw-tooth escape wheels of the same count.
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