Unknown, but certainly before 300 BCE.
the first musical ever made was sometime in 1927
accordion
The oboe is a musical instrument. The organ is a musical instrument.
The organ belongs in the keyboard family of musical instruments.
The first pipe organ, called the hydraulis, was invented in Greece.
it is wood
the ancient Greeks
organ
Type of organ (musical instrument)
His main instrument was the pipe organ. He also played the harpsichord.
Arthur Wills has written: 'Organ' -- subject(s): History, Organ (Musical instrument), History and criticism, Organ, Organ music
H. C. Macdougall has written: 'First lessons in extemporizing on the organ' -- subject(s): Organ (Musical instrument), Instruction and study, Improvisation (Music), Study and teaching