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The Wagner tuba is a narrow-bore tuba with a French-horn mouthpiece. Tubas appeared first in Berlin in the 1820s, soon after the invention of the valve. They were soon accepted into the band and orchestra, displacing the serpent, ophicleide, and other such instruments of poorer tone quality and intonation.
In Denmark, by 2500 BCE an early form of the trumpet had been developed. This trumpet is what is now known as a natural trumpet.. It is valveless, and depends completely on manipulation of the lips to change pitch. One of the most popular instruments today was created in 1500 BCE by the Hittites.