It is called a score or sheet music.
A composer.
A musical manuscript, also known as a score, serves as the blueprint for a musical piece, containing the written notation that guides musicians in performance. It includes essential elements such as melody, harmony, rhythm, dynamics, and instructions for interpretation. Scores can vary in complexity, from simple melodies to intricate orchestral arrangements, and are crucial for preserving and communicating the composer’s intentions.
This is generally called a jukebox musical.
There really is no technical name for someone who impersonates musical instruments and machines. They would simply be called an impersonator of musical instruments and machines.
A numbered musical piece might be called a concerto, an opus, or a composition. It could also be called a symphony.
It is called a 'score'
It is called a 'score'
A composer.
It is called a 'score'
score
score
score
A musical manuscript, also known as a score, serves as the blueprint for a musical piece, containing the written notation that guides musicians in performance. It includes essential elements such as melody, harmony, rhythm, dynamics, and instructions for interpretation. Scores can vary in complexity, from simple melodies to intricate orchestral arrangements, and are crucial for preserving and communicating the composer’s intentions.
It is called an autograph.
A blueprint is now called a blackline. There is no difference between them other than the blueprint was printed on blue paper
Manuscript
amanuensis